Ace Alloys LLP

IBR alloy steel elbows meet stringent Indian Boiler Regulations (IBR) for high-pressure steam and boiler applications. Manufacturers like Ace Alloys LLP produce these fittings in grades such as ASTM A234 WP5, WP9, WP11, and WP91 for superior strength in elevated temperatures.​
Material GradesCommon IBR-approved alloy steels include WP1, WP5, WP9, WP11, WP12, WP22, and WP91, offering creep resistance up to 600°C. These elbows feature precise chemistry with chromium, molybdenum, and vanadium for oxidation and corrosion resistance. Ace Alloys LLP certifies them with IBR Form III C and NDT reports.​
SpecificationsAvailable in seamless (up to 24" NB) or welded construction (up to 48" NB), sizes range from 1/2" to 48" NB in SCH 10 to XXS. Angles include 30°, 45°, 60°, 90°, with long radius (1.5D) or short radius (1D) bends per ASME B16.9. Pressure ratings suit 150-2500 LBS classes.

IBR alloy steel elbows meet stringent Indian Boiler Regulations (IBR) for high-pressure steam and boiler applications. Manufacturers like Ace Alloys LLP produce these fittings in grades such as ASTM A234 WP5, WP9, WP11, and WP91 for superior strength in elevated temperatures.​
Material GradesCommon IBR-approved alloy steels include WP1, WP5, WP9, WP11, WP12, WP22, and WP91, offering creep resistance up to 600°C. These elbows feature precise chemistry with chromium, molybdenum, and vanadium for oxidation and corrosion resistance. Ace Alloys LLP certifies them with IBR Form III C and NDT reports.​
SpecificationsAvailable in seamless (up to 24" NB) or welded construction (up to 48" NB), sizes range from 1/2" to 48" NB in SCH 10 to XXS. Angles include 30°, 45°, 60°, 90°, with long radius (1.5D) or short radius (1D) bends per ASME B16.9. Pressure ratings suit 150-2500 LBS classes.

IBR alloy steel elbows meet stringent Indian Boiler Regulations (IBR) for high-pressure steam and boiler applications. Manufacturers like Ace Alloys LLP produce these fittings in grades such as ASTM A234 WP5, WP9, WP11, and WP91 for superior strength in elevated temperatures. ​

Material Grades

Common IBR-approved alloy steels include WP1, WP5, WP9, WP11, WP12, WP22, and WP91, offering creep resistance up to 600°C. These elbows feature precise chemistry with chromium, molybdenum, and vanadium for oxidation and corrosion resistance. Ace Alloys LLP certifies them with IBR Form III C and NDT reports.​

Specifications

Available in seamless (up to 24" NB) or welded construction (up to 48" NB), sizes range from 1/2" to 48" NB in SCH 10 to XXS. Angles include 30°, 45°, 60°, 90°, with long radius (1.5D) or short radius (1D) bends per ASME B16.9. Pressure ratings suit 150-2500 LBS classes.

FlangesASTM A105 carbon steel flanges serve as durable, forged components for high-pressure piping connections in industrial applications. These flanges excel in ambient and elevated-temperature services up to 425°C, building on Ace Alloys LLP's expertise in A234 WPB elbows and IBR alloy steel fittings discussed previously.​
Material SpecificationsA105 carbon steel contains up to 0.35% carbon, with manganese, phosphorus, and sulfur limits ensuring minimum tensile strength of 485 MPa and yield strength of 250 MPa. Normalization enhances ductility and impact resistance per ASTM standards. Ace Alloys LLP supplies them with full traceability via material test certificates.​
Common Types and DimensionsKey variants include weld neck (WNRF), slip-on (SORF), blind, socket weld, and threaded flanges in sizes 1/2" to 60" NB. Pressure classes span 150# to 2500#, with ASME B16.5 dimensions—for instance, a 2" Class 150 SORF flange has a 6" OD and 0.38" thickness. Galvanized or coated options resist corrosion effectively.

Weld neck carbon steel flanges feature a tapered hub and long neck welded directly to pipes for superior strength and reduced stress concentration in high-pressure systems. Common grades like ASTM A105 provide excellent weldability and toughness for temperatures up to 425°C. ​

Dimensions

Per ASME B16.5 standards, sizes range from 1/2" to 24" NPS across classes 150-2500. For Class 300 1/2" size: OD 95 mm, thickness 12.7 mm, hub OD 38 mm, bore matches pipe schedule, bolt circle 66.7 mm with 4 x 1/2" bolts.

304 Stainless Steel Sheets are austenitic stainless steel plates known for their excellent corrosion resistance, formability, and versatility in industrial and architectural applications. ​

Composition

These sheets contain 18-20% chromium, 8-10.5% nickel, ≤0.08% carbon, with manganese ≤2%, silicon ≤1%, phosphorus ≤0.045%, sulfur ≤0.03%, and nitrogen ≤0.10%.​

Key Properties

Density measures 8.00 g/cm³, with tensile strength of 515-720 MPa, yield strength ≥205-210 MPa, elongation ≥40-45%, and hardness up to 201 HB or 92 HRB. They exhibit thermal conductivity of 16.2 W/m·K, modulus of elasticity 193 GPa, and service temperatures up to 870°C intermittently.​

Sizes and Finishes

Available in thicknesses from 0.3-6 mm (or thicker plates), widths up to 2000 mm, lengths to 6000 mm, in finishes like 2B, No.1, BA, No.4, and mill polished.

Stainless steel flanges are essential components in piping systems, prized for their exceptional corrosion resistance, durability, and versatility across industries like oil and gas, chemical processing, pharmaceuticals, and water treatment. Made primarily from grades such as SS 304 (UNS S30400) and SS 316 (UNS S31600), these flanges connect pipes, valves, pumps, and other equipment, ensuring leak-proof seals under high pressure and temperature. Their austenitic structure, rich in chromium (18%) and nickel (8-10%), provides superior resistance to oxidation and pitting, making them ideal for harsh environments where carbon steel falls short. ​

Types of SS Flanges

SS flanges come in various designs to suit specific applications, each governed by standards like ASME B16.5 for dimensions up to 24 inches and B16.47 for larger sizes. Weld neck flanges feature a tapered hub for butt-welding to pipes, offering maximum strength for high-pressure cyclic services—common in SS 304 for refineries. Slip-on flanges slide over pipe ends and are fillet-welded, providing cost-effective alignment for lower pressures. Socket weld flanges suit small-bore, high-pressure lines by inserting pipes into sockets before welding, minimizing turbulence. Blind flanges seal pipe ends, while threaded flanges connect via NPT threads for non-welded setups. Lap joint flanges pair with stub ends for frequent disassembly, and reducing flanges bridge different pipe sizes.​

Materials and Specifications

Common materials follow ASTM A182, with F304 offering good formability and weldability for general use, while F316 adds molybdenum for enhanced pitting resistance in chloride-rich settings. Pressure classes range from 150# to 2500#, with dimensions scaling accordingly—a 4" Class 150 SS 304 weld neck flange might have a 228.6mm OD, 23.8mm thickness, and 8 x 19mm bolt holes. Raised face (RF) or ring type joint (RTJ) faces ensure gasket sealing, with finishes from 125-500 AARH. Sizes span 1/2" to 48" NPS, tested per MSS SP-44 and BS 4504 for compliance.​

Applications and Benefits

In petrochemical plants, SS 304 weld neck flanges handle corrosive hydrocarbons, aligning with B2B operations like Ace Alloys LLP's piping solutions in India. SS 316 excels in marine and pharma for its chloride tolerance, reducing maintenance costs. Benefits include longevity (up to 20+ years), FDA compliance for food processing, and ease of sanitation. Compared to CS, SS flanges resist rust without coatings, though they cost 2-3x more—offset by fewer replacements.

SS 304 Weld Neck Flange is a high-integrity stainless steel pipe flange made from ASTM A182 Grade F304 material, featuring a long tapered hub that welds directly to the pipe for superior strength and reduced stress concentration in high-pressure and high-temperature systems. These flanges comply with ASME B16.5 standards for dimensions and are widely used in chemical, petrochemical, and power generation industries due to their corrosion resistance from the 18Cr-8Ni composition. ​

Key Specifications

Sizes range from 1/2" to 24" NPS, with pressure classes including 150#, 300#, 600#, up to 2500#, where dimensions vary—for example, a Class 300# 1/2" flange has an OD of 95mm, thickness of 12.7mm, hub OD 38mm, and welding neck length of 51mm. Bore diameter matches pipe schedule (e.g., Sch 40/80), raised face height is typically 2mm for Class 300, and PCD follows bolt circle standards.​

Applications

Suited for demanding environments in oil/gas refineries and pharma processing, aligning with Ace Alloys LLP's piping and flange operations for leak-proof butt welds. Provides fatigue resistance better than slip-on types, ideal for cyclic loading.

Stainless steel flanges are essential components in piping systems, prized for their exceptional corrosion resistance, durability, and versatility across industries like oil and gas, chemical processing, pharmaceuticals, and water treatment. Made primarily from grades such as SS 304 (UNS S30400) and SS 316 (UNS S31600), these flanges connect pipes, valves, pumps, and other equipment, ensuring leak-proof seals under high pressure and temperature. Their austenitic structure, rich in chromium (18%) and nickel (8-10%), provides superior resistance to oxidation and pitting, making them ideal for harsh environments where carbon steel falls short. ​

Types of SS Flanges

SS flanges come in various designs to suit specific applications, each governed by standards like ASME B16.5 for dimensions up to 24 inches and B16.47 for larger sizes. Weld neck flanges feature a tapered hub for butt-welding to pipes, offering maximum strength for high-pressure cyclic services—common in SS 304 for refineries. Slip-on flanges slide over pipe ends and are fillet-welded, providing cost-effective alignment for lower pressures. Socket weld flanges suit small-bore, high-pressure lines by inserting pipes into sockets before welding, minimizing turbulence. Blind flanges seal pipe ends, while threaded flanges connect via NPT threads for non-welded setups. Lap joint flanges pair with stub ends for frequent disassembly, and reducing flanges bridge different pipe sizes.​

Materials and Specifications

Common materials follow ASTM A182, with F304 offering good formability and weldability for general use, while F316 adds molybdenum for enhanced pitting resistance in chloride-rich settings. Pressure classes range from 150# to 2500#, with dimensions scaling accordingly—a 4" Class 150 SS 304 weld neck flange might have a 228.6mm OD, 23.8mm thickness, and 8 x 19mm bolt holes. Raised face (RF) or ring type joint (RTJ) faces ensure gasket sealing, with finishes from 125-500 AARH. Sizes span 1/2" to 48" NPS, tested per MSS SP-44 and BS 4504 for compliance.​

Applications and Benefits

In petrochemical plants, SS 304 weld neck flanges handle corrosive hydrocarbons, aligning with B2B operations like Ace Alloys LLP's piping solutions in India. SS 316 excels in marine and pharma for its chloride tolerance, reducing maintenance costs. Benefits include longevity (up to 20+ years), FDA compliance for food processing, and ease of sanitation. Compared to CS, SS flanges resist rust without coatings, though they cost 2-3x more—offset by fewer replacements.

A Carbon Steel Seamless Elbow is a high-strength pipe fitting designed to change the direction of flow in piping systems while maintaining structural integrity under high pressure and temperature conditions. Manufactured from premium-quality carbon steel using a seamless process, this elbow offers superior mechanical strength, uniform wall thickness, and enhanced resistance to stress, corrosion, and deformation compared to welded fittings.

The seamless construction eliminates weld joints, making the elbow highly reliable for critical applications where leakage, fatigue, and failure risks must be minimized. Carbon steel seamless elbows are commonly available in 45°, 90°, and 180° angles, and in long radius (LR) and short radius (SR) designs to suit various pipeline configurations and flow requirements. The smooth internal bore ensures efficient fluid flow with reduced turbulence and pressure loss.

Carbon steel seamless elbows exhibit excellent tensile strength, impact resistance, and thermal stability, allowing them to perform effectively in demanding environments. They are suitable for handling high-pressure fluids, steam, oil, gas, and corrosive media. These fittings are compatible with various joining methods such as butt welding, ensuring leak-proof and durable connections.

Surface finishes may include black finish, anti-rust oil coating, galvanizing, or epoxy coating, depending on application and environmental exposure. Carbon steel seamless elbows are manufactured in compliance with international standards such as ASTM A234 WPB, ASME B16.9, ANSI, DIN, and IS, ensuring dimensional accuracy, material consistency, and performance reliability.

These elbows are widely used in oil and gas pipelines, petrochemical plants, refineries, power generation units, chemical processing industries, water treatment facilities, boiler systems, and heavy engineering projects. Their durability and long service life make them a cost-effective solution for both onshore and offshore applications.

Stainless Steel 310 flanges are high-temperature austenitic forged fittings made from ASTM A182 Grade F310 material, prized for superior oxidation resistance and scalability up to 1,200°C. Available in types like weld neck, slip-on, blind, and socket weld, they suit demanding thermal cycling in furnaces and incinerators. ​

Key Specifications

Conforming to ANSI/ASME B16.5, these span 1/2" to 48" NPS in classes 150# to 2500#, with pressure-temperature ratings dropping from 275 psi at 100°F (Class 150) to 20 psi at 1,500°F; a sample 2" Class 150 measures 152mm OD, 121mm bolt circle (4 x 3/4" holes).

 

Carbon steel concentric reducers connect pipes of different diameters while maintaining a continuous centerline, ideal for straight-line flow transitions in industrial piping systems. They follow ASME B16.9 standards and suit high-pressure applications like oil, gas, and water transport. ​

Dimensions

For a 3/4" x 1/2" reducer, outside diameters measure 26.7 mm (large end) and 21.3 mm (small end), with end-to-end length of 38 mm. Larger sizes like 4" x 2" reach 114.3 mm x 60.3 mm diameters and 100 mm length, varying by schedule.  ​

A Carbon Steel Seamless Elbow is a high-strength pipe fitting designed to change the direction of flow in piping systems while maintaining structural integrity under high pressure and temperature conditions. Manufactured from premium-quality carbon steel using a seamless process, this elbow offers superior mechanical strength, uniform wall thickness, and enhanced resistance to stress, corrosion, and deformation compared to welded fittings.

The seamless construction eliminates weld joints, making the elbow highly reliable for critical applications where leakage, fatigue, and failure risks must be minimized. Carbon steel seamless elbows are commonly available in 45°, 90°, and 180° angles, and in long radius (LR) and short radius (SR) designs to suit various pipeline configurations and flow requirements. The smooth internal bore ensures efficient fluid flow with reduced turbulence and pressure loss.

Carbon steel seamless elbows exhibit excellent tensile strength, impact resistance, and thermal stability, allowing them to perform effectively in demanding environments. They are suitable for handling high-pressure fluids, steam, oil, gas, and corrosive media. These fittings are compatible with various joining methods such as butt welding, ensuring leak-proof and durable connections.

Surface finishes may include black finish, anti-rust oil coating, galvanizing, or epoxy coating, depending on application and environmental exposure. Carbon steel seamless elbows are manufactured in compliance with international standards such as ASTM A234 WPB, ASME B16.9, ANSI, DIN, and IS, ensuring dimensional accuracy, material consistency, and performance reliability.

These elbows are widely used in oil and gas pipelines, petrochemical plants, refineries, power generation units, chemical processing industries, water treatment facilities, boiler systems, and heavy engineering projects. Their durability and long service life make them a cost-effective solution for both onshore and offshore applications.

A Carbon Steel Seamless Elbow is a high-strength pipe fitting designed to change the direction of flow in piping systems while maintaining structural integrity under high pressure and temperature conditions. Manufactured from premium-quality carbon steel using a seamless process, this elbow offers superior mechanical strength, uniform wall thickness, and enhanced resistance to stress, corrosion, and deformation compared to welded fittings.

The seamless construction eliminates weld joints, making the elbow highly reliable for critical applications where leakage, fatigue, and failure risks must be minimized. Carbon steel seamless elbows are commonly available in 45°, 90°, and 180° angles, and in long radius (LR) and short radius (SR) designs to suit various pipeline configurations and flow requirements. The smooth internal bore ensures efficient fluid flow with reduced turbulence and pressure loss.

Carbon steel seamless elbows exhibit excellent tensile strength, impact resistance, and thermal stability, allowing them to perform effectively in demanding environments. They are suitable for handling high-pressure fluids, steam, oil, gas, and corrosive media. These fittings are compatible with various joining methods such as butt welding, ensuring leak-proof and durable connections.

Surface finishes may include black finish, anti-rust oil coating, galvanizing, or epoxy coating, depending on application and environmental exposure. Carbon steel seamless elbows are manufactured in compliance with international standards such as ASTM A234 WPB, ASME B16.9, ANSI, DIN, and IS, ensuring dimensional accuracy, material consistency, and performance reliability.

These elbows are widely used in oil and gas pipelines, petrochemical plants, refineries, power generation units, chemical processing industries, water treatment facilities, boiler systems, and heavy engineering projects. Their durability and long service life make them a cost-effective solution for both onshore and offshore applications.

Alloy Steel F91 Weld Neck Flanges, per ASTM A182 Grade F91, feature a tapered hub and extended neck for direct pipe welding, providing exceptional strength and stress distribution in high-temperature, high-pressure systems. This 9Cr-1Mo-V chrome-moly alloy excels in creep resistance up to 650°C, ideal for power generation and petrochemical applications.​

Chemical Composition

Contains C: 0.08-0.12%, Cr: 8.0-9.5%, Mo: 0.85-1.05%, V: 0.18-0.25%, with Mn, Si, P, S tightly controlled for weldability and toughness. Ni max 0.40% and Nb 0.06-0.10% enhance stability.​

Mechanical Properties

Offers minimum tensile strength of 585 MPa, yield strength of 415 MPa, and 20% elongation. Fully heat-treated (normalized and tempered) for optimal performance.​

Dimensions and Ratings

ASME B16.5 compliant, sizes 1/2" to 48" NPS in classes 150-2500. Pressure ratings: Class 150 at 275 psig (-20 to 100°F), derating to 10 psig at 1500°F; hub length varies by class (e.g., Class 300 ~76 mm for 1").​

FlangesASTM A105 carbon steel flanges serve as durable, forged components for high-pressure piping connections in industrial applications. These flanges excel in ambient and elevated-temperature services up to 425°C, building on Ace Alloys LLP's expertise in A234 WPB elbows and IBR alloy steel fittings discussed previously.​
Material SpecificationsA105 carbon steel contains up to 0.35% carbon, with manganese, phosphorus, and sulfur limits ensuring minimum tensile strength of 485 MPa and yield strength of 250 MPa. Normalization enhances ductility and impact resistance per ASTM standards. Ace Alloys LLP supplies them with full traceability via material test certificates.​
Common Types and DimensionsKey variants include weld neck (WNRF), slip-on (SORF), blind, socket weld, and threaded flanges in sizes 1/2" to 60" NB. Pressure classes span 150# to 2500#, with ASME B16.5 dimensions—for instance, a 2" Class 150 SORF flange has a 6" OD and 0.38" thickness. Galvanized or coated options resist corrosion effectively.

Stainless steel flanges are essential components in piping systems, prized for their exceptional corrosion resistance, durability, and versatility across industries like oil and gas, chemical processing, pharmaceuticals, and water treatment. Made primarily from grades such as SS 304 (UNS S30400) and SS 316 (UNS S31600), these flanges connect pipes, valves, pumps, and other equipment, ensuring leak-proof seals under high pressure and temperature. Their austenitic structure, rich in chromium (18%) and nickel (8-10%), provides superior resistance to oxidation and pitting, making them ideal for harsh environments where carbon steel falls short. ​

Types of SS Flanges

SS flanges come in various designs to suit specific applications, each governed by standards like ASME B16.5 for dimensions up to 24 inches and B16.47 for larger sizes. Weld neck flanges feature a tapered hub for butt-welding to pipes, offering maximum strength for high-pressure cyclic services—common in SS 304 for refineries. Slip-on flanges slide over pipe ends and are fillet-welded, providing cost-effective alignment for lower pressures. Socket weld flanges suit small-bore, high-pressure lines by inserting pipes into sockets before welding, minimizing turbulence. Blind flanges seal pipe ends, while threaded flanges connect via NPT threads for non-welded setups. Lap joint flanges pair with stub ends for frequent disassembly, and reducing flanges bridge different pipe sizes.​

Materials and Specifications

Common materials follow ASTM A182, with F304 offering good formability and weldability for general use, while F316 adds molybdenum for enhanced pitting resistance in chloride-rich settings. Pressure classes range from 150# to 2500#, with dimensions scaling accordingly—a 4" Class 150 SS 304 weld neck flange might have a 228.6mm OD, 23.8mm thickness, and 8 x 19mm bolt holes. Raised face (RF) or ring type joint (RTJ) faces ensure gasket sealing, with finishes from 125-500 AARH. Sizes span 1/2" to 48" NPS, tested per MSS SP-44 and BS 4504 for compliance.​

Applications and Benefits

In petrochemical plants, SS 304 weld neck flanges handle corrosive hydrocarbons, aligning with B2B operations like Ace Alloys LLP's piping solutions in India. SS 316 excels in marine and pharma for its chloride tolerance, reducing maintenance costs. Benefits include longevity (up to 20+ years), FDA compliance for food processing, and ease of sanitation. Compared to CS, SS flanges resist rust without coatings, though they cost 2-3x more—offset by fewer replacements.

FlangesASTM A105 carbon steel flanges serve as durable, forged components for high-pressure piping connections in industrial applications. These flanges excel in ambient and elevated-temperature services up to 425°C, building on Ace Alloys LLP's expertise in A234 WPB elbows and IBR alloy steel fittings discussed previously.​
Material SpecificationsA105 carbon steel contains up to 0.35% carbon, with manganese, phosphorus, and sulfur limits ensuring minimum tensile strength of 485 MPa and yield strength of 250 MPa. Normalization enhances ductility and impact resistance per ASTM standards. Ace Alloys LLP supplies them with full traceability via material test certificates.​
Common Types and DimensionsKey variants include weld neck (WNRF), slip-on (SORF), blind, socket weld, and threaded flanges in sizes 1/2" to 60" NB. Pressure classes span 150# to 2500#, with ASME B16.5 dimensions—for instance, a 2" Class 150 SORF flange has a 6" OD and 0.38" thickness. Galvanized or coated options resist corrosion effectively.

IBR alloy steel elbows meet stringent Indian Boiler Regulations (IBR) for high-pressure steam and boiler applications. Manufacturers like Ace Alloys LLP produce these fittings in grades such as ASTM A234 WP5, WP9, WP11, and WP91 for superior strength in elevated temperatures.​
Material GradesCommon IBR-approved alloy steels include WP1, WP5, WP9, WP11, WP12, WP22, and WP91, offering creep resistance up to 600°C. These elbows feature precise chemistry with chromium, molybdenum, and vanadium for oxidation and corrosion resistance. Ace Alloys LLP certifies them with IBR Form III C and NDT reports.​
SpecificationsAvailable in seamless (up to 24" NB) or welded construction (up to 48" NB), sizes range from 1/2" to 48" NB in SCH 10 to XXS. Angles include 30°, 45°, 60°, 90°, with long radius (1.5D) or short radius (1D) bends per ASME B16.9. Pressure ratings suit 150-2500 LBS classes.

FlangesASTM A105 carbon steel flanges serve as durable, forged components for high-pressure piping connections in industrial applications. These flanges excel in ambient and elevated-temperature services up to 425°C, building on Ace Alloys LLP's expertise in A234 WPB elbows and IBR alloy steel fittings discussed previously.​
Material SpecificationsA105 carbon steel contains up to 0.35% carbon, with manganese, phosphorus, and sulfur limits ensuring minimum tensile strength of 485 MPa and yield strength of 250 MPa. Normalization enhances ductility and impact resistance per ASTM standards. Ace Alloys LLP supplies them with full traceability via material test certificates.​
Common Types and DimensionsKey variants include weld neck (WNRF), slip-on (SORF), blind, socket weld, and threaded flanges in sizes 1/2" to 60" NB. Pressure classes span 150# to 2500#, with ASME B16.5 dimensions—for instance, a 2" Class 150 SORF flange has a 6" OD and 0.38" thickness. Galvanized or coated options resist corrosion effectively.

Stainless steel flanges are essential components in piping systems, prized for their exceptional corrosion resistance, durability, and versatility across industries like oil and gas, chemical processing, pharmaceuticals, and water treatment. Made primarily from grades such as SS 304 (UNS S30400) and SS 316 (UNS S31600), these flanges connect pipes, valves, pumps, and other equipment, ensuring leak-proof seals under high pressure and temperature. Their austenitic structure, rich in chromium (18%) and nickel (8-10%), provides superior resistance to oxidation and pitting, making them ideal for harsh environments where carbon steel falls short. ​

Types of SS Flanges

SS flanges come in various designs to suit specific applications, each governed by standards like ASME B16.5 for dimensions up to 24 inches and B16.47 for larger sizes. Weld neck flanges feature a tapered hub for butt-welding to pipes, offering maximum strength for high-pressure cyclic services—common in SS 304 for refineries. Slip-on flanges slide over pipe ends and are fillet-welded, providing cost-effective alignment for lower pressures. Socket weld flanges suit small-bore, high-pressure lines by inserting pipes into sockets before welding, minimizing turbulence. Blind flanges seal pipe ends, while threaded flanges connect via NPT threads for non-welded setups. Lap joint flanges pair with stub ends for frequent disassembly, and reducing flanges bridge different pipe sizes.​

Materials and Specifications

Common materials follow ASTM A182, with F304 offering good formability and weldability for general use, while F316 adds molybdenum for enhanced pitting resistance in chloride-rich settings. Pressure classes range from 150# to 2500#, with dimensions scaling accordingly—a 4" Class 150 SS 304 weld neck flange might have a 228.6mm OD, 23.8mm thickness, and 8 x 19mm bolt holes. Raised face (RF) or ring type joint (RTJ) faces ensure gasket sealing, with finishes from 125-500 AARH. Sizes span 1/2" to 48" NPS, tested per MSS SP-44 and BS 4504 for compliance.​

Applications and Benefits

In petrochemical plants, SS 304 weld neck flanges handle corrosive hydrocarbons, aligning with B2B operations like Ace Alloys LLP's piping solutions in India. SS 316 excels in marine and pharma for its chloride tolerance, reducing maintenance costs. Benefits include longevity (up to 20+ years), FDA compliance for food processing, and ease of sanitation. Compared to CS, SS flanges resist rust without coatings, though they cost 2-3x more—offset by fewer replacements.

Stainless steel flanges are essential components in piping systems, prized for their exceptional corrosion resistance, durability, and versatility across industries like oil and gas, chemical processing, pharmaceuticals, and water treatment. Made primarily from grades such as SS 304 (UNS S30400) and SS 316 (UNS S31600), these flanges connect pipes, valves, pumps, and other equipment, ensuring leak-proof seals under high pressure and temperature. Their austenitic structure, rich in chromium (18%) and nickel (8-10%), provides superior resistance to oxidation and pitting, making them ideal for harsh environments where carbon steel falls short. ​

Types of SS Flanges

SS flanges come in various designs to suit specific applications, each governed by standards like ASME B16.5 for dimensions up to 24 inches and B16.47 for larger sizes. Weld neck flanges feature a tapered hub for butt-welding to pipes, offering maximum strength for high-pressure cyclic services—common in SS 304 for refineries. Slip-on flanges slide over pipe ends and are fillet-welded, providing cost-effective alignment for lower pressures. Socket weld flanges suit small-bore, high-pressure lines by inserting pipes into sockets before welding, minimizing turbulence. Blind flanges seal pipe ends, while threaded flanges connect via NPT threads for non-welded setups. Lap joint flanges pair with stub ends for frequent disassembly, and reducing flanges bridge different pipe sizes.​

Materials and Specifications

Common materials follow ASTM A182, with F304 offering good formability and weldability for general use, while F316 adds molybdenum for enhanced pitting resistance in chloride-rich settings. Pressure classes range from 150# to 2500#, with dimensions scaling accordingly—a 4" Class 150 SS 304 weld neck flange might have a 228.6mm OD, 23.8mm thickness, and 8 x 19mm bolt holes. Raised face (RF) or ring type joint (RTJ) faces ensure gasket sealing, with finishes from 125-500 AARH. Sizes span 1/2" to 48" NPS, tested per MSS SP-44 and BS 4504 for compliance.​

Applications and Benefits

In petrochemical plants, SS 304 weld neck flanges handle corrosive hydrocarbons, aligning with B2B operations like Ace Alloys LLP's piping solutions in India. SS 316 excels in marine and pharma for its chloride tolerance, reducing maintenance costs. Benefits include longevity (up to 20+ years), FDA compliance for food processing, and ease of sanitation. Compared to CS, SS flanges resist rust without coatings, though they cost 2-3x more—offset by fewer replacements.

Stainless Steel 304 blind flanges, per ASTM A182 F304, seal pipe ends permanently or for testing, offering good corrosion resistance in mild oxidizing environments up to 870°C. This 18Cr-8Ni austenitic grade provides balanced strength, formability, and weldability for general industrial piping.​

Dimensions

ASME B16.5 standards cover sizes 1/2" to 24" NPS in classes 150-2500. For 3" Class 150: OD 8-1/4" (210 mm), thickness 1-1/8" (28.6 mm), RF dia 5" (127 mm), 4 x 5/8" bolt holes on 6" PCD, approx. weight 4.1 kg.​

Stainless Steel 310 flanges are high-temperature austenitic forged fittings made from ASTM A182 Grade F310 material, prized for superior oxidation resistance and scalability up to 1,200°C. Available in types like weld neck, slip-on, blind, and socket weld, they suit demanding thermal cycling in furnaces and incinerators. ​

Key Specifications

Conforming to ANSI/ASME B16.5, these span 1/2" to 48" NPS in classes 150# to 2500#, with pressure-temperature ratings dropping from 275 psi at 100°F (Class 150) to 20 psi at 1,500°F; a sample 2" Class 150 measures 152mm OD, 121mm bolt circle (4 x 3/4" holes).

Carbon Steel Dished Ends are specialized components used to close the ends of pressure vessels, tanks, and piping systems, providing structural integrity and pressure containment. Manufactured from carbon steel, these dished ends offer excellent strength, durability, and resistance to pressure, making them suitable for high-pressure and high-temperature applications.

Dished ends are available in various types, including torispherical, ellipsoidal, flanged, and flat ends, and are typically manufactured according to standards such as ASME Section VIII, ASTM A516/A240, and IS 2825, ensuring dimensional accuracy, mechanical strength, and compliance with pressure vessel codes. They can be welded directly to cylindrical shells of tanks or vessels, forming a strong and leak-proof closure.

Carbon steel dished ends are widely used in boilers, pressure vessels, chemical storage tanks, petrochemical plants, and power generation industries. Their robust construction, high-pressure resistance, and long service life make them ideal for applications requiring safe, durable, and reliable end closures under extreme operating conditions.

Mild Steel End Cap is a pipe fitting used to seal the end of a pipeline, preventing the flow of liquids or gases and providing a secure closure. Manufactured from mild steel, these end caps offer good strength, weldability, and durability, making them ideal for low- to medium-pressure piping systems.

Mild steel end caps are available in butt weld, socket weld, or threaded configurations, allowing compatibility with different piping systems. They are designed to fit precisely over the pipe diameter, providing a leak-proof closure. These fittings are manufactured in accordance with standards such as ASTM A234 WPB, ASME B16.9, and IS 1239, ensuring dimensional accuracy and reliable performance.

Mild steel end caps are widely used in water supply pipelines, HVAC systems, industrial process piping, chemical plants, and general fabrication projects. Their durability, cost-effectiveness, and ease of installation make them a practical choice for sealing, capping, or terminating pipelines safely and efficiently.

ACE Alloys LLP manufactures and exports stainless steel sheets as part of its extensive range of industrial metal products.​sheetProduct OverviewStainless steel sheets from ACE Alloys LLP come in grades like 304/304L/304H, 409, 347, 321, and 430, available in hot-rolled, cold-rolled, strips, plates, and coils. These sheets suit applications in industries such as food processing, petrochemicals, and construction due to their durability and corrosion resistance.​
Key FeaturesHigh tensile strength and rust resistance for demanding environments.​
Customizable in thickness, sizes, and finishes like soft, hard, or spring hard.​
Also offered as perforated sheets in stainless, duplex, mild, and alloy steel variants

IBR alloy steel elbows meet stringent Indian Boiler Regulations (IBR) for high-pressure steam and boiler applications. Manufacturers like Ace Alloys LLP produce these fittings in grades such as ASTM A234 WP5, WP9, WP11, and WP91 for superior strength in elevated temperatures. ​

Material Grades

Common IBR-approved alloy steels include WP1, WP5, WP9, WP11, WP12, WP22, and WP91, offering creep resistance up to 600°C. These elbows feature precise chemistry with chromium, molybdenum, and vanadium for oxidation and corrosion resistance. Ace Alloys LLP certifies them with IBR Form III C and NDT reports.​

Specifications

Available in seamless (up to 24" NB) or welded construction (up to 48" NB), sizes range from 1/2" to 48" NB in SCH 10 to XXS. Angles include 30°, 45°, 60°, 90°, with long radius (1.5D) or short radius (1D) bends per ASME B16.9. Pressure ratings suit 150-2500 LBS classes.

IBR alloy steel elbows meet stringent Indian Boiler Regulations (IBR) for high-pressure steam and boiler applications. Manufacturers like Ace Alloys LLP produce these fittings in grades such as ASTM A234 WP5, WP9, WP11, and WP91 for superior strength in elevated temperatures.​
Material GradesCommon IBR-approved alloy steels include WP1, WP5, WP9, WP11, WP12, WP22, and WP91, offering creep resistance up to 600°C. These elbows feature precise chemistry with chromium, molybdenum, and vanadium for oxidation and corrosion resistance. Ace Alloys LLP certifies them with IBR Form III C and NDT reports.​
SpecificationsAvailable in seamless (up to 24" NB) or welded construction (up to 48" NB), sizes range from 1/2" to 48" NB in SCH 10 to XXS. Angles include 30°, 45°, 60°, 90°, with long radius (1.5D) or short radius (1D) bends per ASME B16.9. Pressure ratings suit 150-2500 LBS classes.

Stainless Steel 321 Grade Slip On Flanges are forged fittings made from ASTM A182 Grade F321 material, featuring titanium stabilization for enhanced resistance to intergranular corrosion after welding. These flanges allow pipes to slip inside the bore for fillet welding on both sides, making them cost-effective for low- to moderate-pressure applications in heat exchangers, aircraft exhausts, and chemical processing.​

Key Specifications

Available in sizes from 1/2" to 48" NB with pressure classes 150# to 2500#, they conform to ANSI/ASME B16.5 standards. For example, a 1" Class 150 flange typically measures 108mm OD, 14.2mm thickness, 49.3mm hub diameter, and 60.5mm bolt circle with 4 x 1/2" bolts.​

Carbon steel socket weld fittings are forged components designed for high-pressure piping systems, joined by inserting pipe ends into sockets and welding for strength. ​

Common Standards

These fittings conform to ASME B16.11, available in pressure classes 3000, 6000, and 9000 lbs, with types including elbows, tees, couplings, unions, caps, and reducers. Key grades include ASTM A105 for general use and A234 WPB for welded applications, ensuring compatibility with carbon steel pipes.​

Material Properties

Carbon steel grades like A105 feature carbon content of 0.35% max, manganese 0.6-1.05%, and yield strength around 250 MPa minimum, providing good toughness and weldability.

Carbon steel socket weld fittings are forged components designed for high-pressure piping systems, joined by inserting pipe ends into sockets and welding for strength. ​

Common Standards

These fittings conform to ASME B16.11, available in pressure classes 3000, 6000, and 9000 lbs, with types including elbows, tees, couplings, unions, caps, and reducers. Key grades include ASTM A105 for general use and A234 WPB for welded applications, ensuring compatibility with carbon steel pipes.​

Material Properties

Carbon steel grades like A105 feature carbon content of 0.35% max, manganese 0.6-1.05%, and yield strength around 250 MPa minimum, providing good toughness and weldability.

CS Socket Weld Tee is a Carbon Steel forged pipe fitting used to connect three pipes, allowing a branch line from a main run in high-pressure industrial systems. It features socket ends for welding pipes into the fitting per ASME B16.11 standards, ideal for small-diameter piping up to 4 inches. These tees come in equal or reducing types, with pressure classes like 3000LB, 6000LB, or 9000LB. ​

Key Specifications

Available in ASTM A105 carbon steel, sizes range from 1/8" to 4" NPS (DN6 to DN100), with socket bore diameters, wall thicknesses, and depths varying by class—for instance, a 1/2" 3000LB tee has a socket bore around 21.9mm and center-to-end of 15.5mm. Socket wall thickness increases with pressure rating, e.g., 3.73mm minimum for 3000LB at 1/2". Tolerances ensure precise fit for pipe insertion before fillet welding.

FlangesASTM A105 carbon steel flanges serve as durable, forged components for high-pressure piping connections in industrial applications. These flanges excel in ambient and elevated-temperature services up to 425°C, building on Ace Alloys LLP's expertise in A234 WPB elbows and IBR alloy steel fittings discussed previously.​
Material SpecificationsA105 carbon steel contains up to 0.35% carbon, with manganese, phosphorus, and sulfur limits ensuring minimum tensile strength of 485 MPa and yield strength of 250 MPa. Normalization enhances ductility and impact resistance per ASTM standards. Ace Alloys LLP supplies them with full traceability via material test certificates.​
Common Types and DimensionsKey variants include weld neck (WNRF), slip-on (SORF), blind, socket weld, and threaded flanges in sizes 1/2" to 60" NB. Pressure classes span 150# to 2500#, with ASME B16.5 dimensions—for instance, a 2" Class 150 SORF flange has a 6" OD and 0.38" thickness. Galvanized or coated options resist corrosion effectively.

FlangesASTM A105 carbon steel flanges serve as durable, forged components for high-pressure piping connections in industrial applications. These flanges excel in ambient and elevated-temperature services up to 425°C, building on Ace Alloys LLP's expertise in A234 WPB elbows and IBR alloy steel fittings discussed previously.​
Material SpecificationsA105 carbon steel contains up to 0.35% carbon, with manganese, phosphorus, and sulfur limits ensuring minimum tensile strength of 485 MPa and yield strength of 250 MPa. Normalization enhances ductility and impact resistance per ASTM standards. Ace Alloys LLP supplies them with full traceability via material test certificates.​
Common Types and DimensionsKey variants include weld neck (WNRF), slip-on (SORF), blind, socket weld, and threaded flanges in sizes 1/2" to 60" NB. Pressure classes span 150# to 2500#, with ASME B16.5 dimensions—for instance, a 2" Class 150 SORF flange has a 6" OD and 0.38" thickness. Galvanized or coated options resist corrosion effectively.

IBR alloy steel elbows meet stringent Indian Boiler Regulations (IBR) for high-pressure steam and boiler applications. Manufacturers like Ace Alloys LLP produce these fittings in grades such as ASTM A234 WP5, WP9, WP11, and WP91 for superior strength in elevated temperatures.​
Material GradesCommon IBR-approved alloy steels include WP1, WP5, WP9, WP11, WP12, WP22, and WP91, offering creep resistance up to 600°C. These elbows feature precise chemistry with chromium, molybdenum, and vanadium for oxidation and corrosion resistance. Ace Alloys LLP certifies them with IBR Form III C and NDT reports.​
SpecificationsAvailable in seamless (up to 24" NB) or welded construction (up to 48" NB), sizes range from 1/2" to 48" NB in SCH 10 to XXS. Angles include 30°, 45°, 60°, 90°, with long radius (1.5D) or short radius (1D) bends per ASME B16.9. Pressure ratings suit 150-2500 LBS classes.

IBR alloy steel elbows meet stringent Indian Boiler Regulations (IBR) for high-pressure steam and boiler applications. Manufacturers like Ace Alloys LLP produce these fittings in grades such as ASTM A234 WP5, WP9, WP11, and WP91 for superior strength in elevated temperatures.​
Material GradesCommon IBR-approved alloy steels include WP1, WP5, WP9, WP11, WP12, WP22, and WP91, offering creep resistance up to 600°C. These elbows feature precise chemistry with chromium, molybdenum, and vanadium for oxidation and corrosion resistance. Ace Alloys LLP certifies them with IBR Form III C and NDT reports.​
SpecificationsAvailable in seamless (up to 24" NB) or welded construction (up to 48" NB), sizes range from 1/2" to 48" NB in SCH 10 to XXS. Angles include 30°, 45°, 60°, 90°, with long radius (1.5D) or short radius (1D) bends per ASME B16.9. Pressure ratings suit 150-2500 LBS classes.

CS Threaded Elbow refers to a Carbon Steel (CS) forged pipe fitting with threaded ends, commonly used to change pipe direction by 90° or 45° in industrial piping systems. These fittings follow standards like ASME B16.11 for dimensions and threading (NPT per ASME B1.20.1). They suit high-pressure applications in chemical handling, oil/gas, and general plumbing.

Key Specifications

Sizes typically range from 15NB to 100NB (1/2" to 4"), with pressure classes like 3000# or 6000# based on wall thickness. Materials include ASTM A105 for normalized carbon steel, offering good strength in corrosive environments. Common dimensions for Class 3000 90° elbows include outside diameters from 13.6mm (1/2") and center-to-end lengths starting at 22mm. 

IBR alloy steel elbows meet stringent Indian Boiler Regulations (IBR) for high-pressure steam and boiler applications. Manufacturers like Ace Alloys LLP produce these fittings in grades such as ASTM A234 WP5, WP9, WP11, and WP91 for superior strength in elevated temperatures.​
Material GradesCommon IBR-approved alloy steels include WP1, WP5, WP9, WP11, WP12, WP22, and WP91, offering creep resistance up to 600°C. These elbows feature precise chemistry with chromium, molybdenum, and vanadium for oxidation and corrosion resistance. Ace Alloys LLP certifies them with IBR Form III C and NDT reports.​
SpecificationsAvailable in seamless (up to 24" NB) or welded construction (up to 48" NB), sizes range from 1/2" to 48" NB in SCH 10 to XXS. Angles include 30°, 45°, 60°, 90°, with long radius (1.5D) or short radius (1D) bends per ASME B16.9. Pressure ratings suit 150-2500 LBS classes.

Stainless Steel 321 flanges are forged components made from ASTM A182 Grade F321 material, a titanium-stabilized austenitic grade that resists intergranular corrosion after welding in high-temperature environments up to 925°C. Available in types like weld neck, slip-on, blind, socket weld, and threaded, they suit sizes 1/2" to 48" NPS and pressure classes 150# to 2500# per ANSI B16.5 standards.​