Welded Pipe Reducer

Name: Welded Pipe Reducer
Brand: Cangzhou Silver Valley technology Co., LTD

Butt weld reducer is a type of pipe fitting used to connect pipes of different diameters. It is designed to be welded directly to the pipe, ensuring a strong and leak-proof connection. The reducer has two ends with different diameters, allowing for a smooth transition between the larger and smaller pipes.

What is Weld Pipe Reducers

Butt-weld eccentric reducers are specialized pipe fittings designed to connect pipes of different diameters while offsetting the centerline of the smaller pipe from that of the larger one. This unique design helps prevent the accumulation of air or liquid in the pipeline, ensuring smoother fluid flow and reducing turbulence.

Butt-weld eccentric reducers are essential components in piping systems, providing efficient fluid flow management and preventing operational issues. Their adherence to industry standards ensures compatibility and reliability, making them a preferred choice for various industrial applications.

Types of Butt-Weld Pipe Reducers

Concentric Reducers: These reducers have a symmetrical design with both ends aligned along the same centerline. They are used when the pipes need to maintain a consistent flow without any offset.

Eccentric Reducers: These reducers have one end offset from the centerline, creating a flat side. They are typically used in horizontal pipelines to prevent the accumulation of air or gases.

Features of Butt-Weld Pipe Reducers

Durability: Made from high-quality materials, butt weld reducers are highly durable and resistant to corrosion.

Strength: The welded connection provides superior strength compared to threaded or socket weld fittings.

Smooth Flow Transition: The design ensures minimal turbulence and pressure drop during fluid flow.

Standards for Butt-Weld Pipe Reducers

Standard	Description	Scope
ASME B16.9	Covers factory-made wrought butt-welding fittings, including reducers.	Dimensions, tolerances, and materials for butt-weld fittings.
ASME B16.28	Specifies requirements for wrought steel butt-welding short radius elbows and reducers.	Focuses on short-radius fittings for specific piping applications.
ASTM A234	Standard specification for piping fittings of wrought carbon steel and alloy steel.	Material requirements for moderate and high-temperature service.
ASTM A403	Covers wrought stainless steel fittings for corrosion-resistant applications.	Material requirements for stainless steel reducers.
MSS SP-43	Standard practice for wrought stainless steel butt-welding fittings.	Covers lightweight stainless steel fittings, including reducers.
EN 10253-2	European standard for butt-welding pipe fittings, including reducers.	Dimensions, materials, and testing requirements for European markets.
ISO 5251	International standard for stainless steel butt-welding fittings.	Global standard for stainless steel reducers and other fittings.
ANSI/ASME B36.10	Covers seamless and welded wrought steel pipe dimensions.	Provides reference for pipe sizes compatible with reducers.
API 5L	Specification for line pipe used in oil and gas transportation.	Material and testing requirements for reducers used in pipeline systems.
ASTM A420	Standard for piping fittings of wrought carbon steel and alloy steel for low-temperature service.	Material requirements for reducers used in cryogenic or low-temp service.

Materials of Weld Pipe Reducers

Carbon Steel: ASTM A234 WPB

Commonly used for general-purpose applications.

Stainless Steel: ASTM A403 WP304/304L, WP316/316L

Offers excellent corrosion resistance and is used in harsh environments.

Alloy Steel: ASTM A234 WP5, WP9, WP11

Provides enhanced strength and resistance to high temperatures.

Nickel Alloys: ASTM B366 UNS N04400, UNS N06625

Used in highly corrosive or high-temperature environments.

Applications of Butt-Weld Pipe Reducers

Oil and Gas: For transporting crude oil, natural gas, and refined products.

Chemical Processing: In pipelines carrying corrosive chemicals.

Power Generation: In steam and water pipelines within power plants.

Water Treatment: For connecting different sizes of pipes in water treatment facilities.

Pharmaceutical: In sanitary piping systems requiring high purity and cleanliness.

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