Ace Alloys LLP

Pipe fittings are specialized components that connect, adapt, direct, or terminate pipes in industrial systems, ensuring leak-proof flow control across materials like SS, CS, AS, and MS. They include elbows, tees, reducers, bends, flanges, olets, and caps previously detailed, vital for B2B applications in oil & gas, chemicals, and power sectors.​

Core Functions

Fittings enable direction changes (elbows/bends), branching (tees/weldolets/threadolets), size transitions (reducers), sealing (caps), and bolting (flanges), with buttweld, socket weld, or threaded connections per ASME B16.9/11 standards.​

Material Applications

• SS Fittings: Corrosion-proof for harsh chemicals/pharma (304/316 grades).​

• CS/AS/MS: Cost-effective for high-pressure oil lines or heat (WPB/P91).​

Carbon Steel Butt Weld Concentric Reducer is a pipe fitting designed to connect two pipes of different diameters in a straight, axial alignment, ensuring a smooth and efficient flow transition in pipelines. Manufactured from carbon steel, these reducers provide excellent strength, durability, and weldability, making them ideal for high-pressure and high-temperature applications.

Concentric reducers have a tapered, conical shape that keeps the centerlines of the larger and smaller pipes aligned, reducing turbulence and pressure loss. They are typically produced as butt weld fittings, allowing for full-penetration welding with the connected pipes, resulting in strong, leak-proof joints. These fittings are manufactured according to standards such as ASTM A234 WPB, ASME B16.9, and MSS SP-75, ensuring dimensional accuracy, mechanical integrity, and reliability.

Carbon steel butt weld concentric reducers are widely used in oil and gas pipelines, petrochemical plants, refineries, chemical processing units, power plants, and industrial piping systems. Their robust construction, resistance to high pressure, and long service life make them a preferred choice for critical applications requiring safe, durable, and efficient pipeline operation.

A105 CS Concentric Reducers are high-quality carbon steel pipe fittings designed to connect pipes of different diameters in a straight, axial alignment, ensuring a smooth flow transition in pipelines. Manufactured from ASTM A105 carbon steel, these fittings provide excellent mechanical strength, toughness, and weldability, making them suitable for high-pressure and high-temperature applications.

Concentric reducers have a tapered, conical shape, allowing the centerlines of the inlet and outlet to remain aligned, which helps minimize turbulence and pressure drop in the pipeline. They are typically produced as butt weld fittings, enabling full-penetration welding for strong, leak-proof joints. These reducers conform to standards such as ASTM A234 WPB, ASME B16.9, and MSS SP-75, ensuring dimensional accuracy, reliability, and compatibility with standard piping systems.

A105 CS concentric reducers are widely used in oil and gas pipelines, petrochemical plants, refineries, chemical processing units, power generation facilities, and industrial piping networks. Their robust construction, high-pressure resistance, and long service life make them a preferred choice for critical applications requiring safe, durable, and efficient flow management.

Stainless steel concentric reducers are butt-weld pipe fittings that connect larger to smaller diameter pipes while maintaining aligned centerlines, ensuring smooth flow transitions without turbulence. They use corrosion-resistant grades like ASTM A403 WP304 or WP316 per ASME B16.9 standards.​

Dimensions

A 4" x 2" reducer (Sch 40S) features 114.3 mm large OD, 60.3 mm small OD, and 100 mm length; 6" x 3" shows 168.3 mm x 88.9 mm OD at 127 mm height.​

Specifications

Sizes range from 1/2" to 48" NPS in schedules 10S-XXS, seamless or welded construction supporting Class 150-2500 pressures up to 800°C.​

 

ASTM A420 WPL6 reducers are low-temperature carbon steel butt-weld fittings designed to connect pipes of different diameters in cryogenic or cold-service piping systems, available in concentric and eccentric configurations. ​

Carbon Steel Concentric Reducer (ASTM A234 WPB) is a pipe fitting designed to connect two pipes of different diameters in a straight, axial alignment, ensuring a smooth and efficient flow transition in pipelines. Manufactured from ASTM A234 WPB carbon steel, these reducers provide excellent mechanical strength, durability, and weldability, making them suitable for high-pressure and high-temperature piping systems.

Concentric reducers feature a tapered, conical shape that keeps the centerlines of the larger and smaller pipes aligned, minimizing turbulence and pressure loss. They are typically produced as butt weld fittings, allowing for full-penetration welding with the connected pipes, resulting in strong, leak-proof joints. These fittings conform to standards such as ASTM A234 WPB, ASME B16.9, and MSS SP-75, ensuring dimensional accuracy, mechanical integrity, and reliable performance.

Carbon steel concentric reducers (ASTM A234 WPB) are widely used in oil and gas pipelines, petrochemical plants, refineries, chemical processing units, power plants, and industrial piping systems. Their robust construction, high-pressure resistance, and long service life make them a preferred choice for critical applications requiring safe, durable, and efficient pipeline operation.

SS 304 concentric reducers are stainless steel buttweld fittings that connect pipes of different diameters while maintaining centerline alignment, ensuring smooth flow transitions in chemical, food processing, and general industrial piping systems.​

Material Composition

ASTM A403 WP304 grade contains up to 0.08% carbon, ≤2.00% manganese, ≤0.75% silicon, 18.0-20.0% chromium, 8.0-11.0% nickel, P≤0.045%, and S≤0.030% for good corrosion resistance in mild environments.​

Mechanical Properties

These reducers offer minimum 515 MPa tensile strength, 205 MPa yield strength, and 35% elongation, suitable for Class 150-2500 pressures and temperatures up to 800°C.​

Dimensions and Standards

Per ASME B16.9, sizes range 1/2"-48" NB in SCH 10S-XXS (e.g., 1"x3/4": large OD 33.4mm, small 26.7mm, height 51mm, ~0.13kg; 3/4"x1/2": height 38mm).​

ASME B16.9 Concentric Reducer (Carbon Steel) is a high-quality pipe fitting designed to connect two pipes of different diameters in a straight, axial alignment, allowing a smooth and efficient transition of flow. Manufactured from carbon steel, these reducers provide excellent strength, durability, and weldability, making them ideal for high-pressure, high-temperature, and industrial piping systems.

Concentric reducers have a tapered, conical shape that maintains the centerline alignment of the connected pipes, minimizing turbulence and pressure drop in the pipeline. They are typically designed as butt weld fittings, enabling full-penetration welding to the pipes for strong, leak-proof joints. These fittings are manufactured according to ASME B16.9, ASTM standards such as ASTM A234 WPB, and other industry norms, ensuring dimensional accuracy, reliability, and compatibility with standard piping systems.

ASME B16.9 concentric reducers (carbon steel) are widely used in oil and gas pipelines, petrochemical plants, refineries, chemical processing units, power generation facilities, and industrial piping networks. Their robust construction, resistance to pressure and temperature, and long service life make them a preferred choice for safe, efficient, and durable pipeline operations.