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ASTM A234 WPB Steel Pipe Fittings

Name: A350 Lf1 Lf2 Sch40 300lb Slip on Flange Used in Low Temperature1
Uploaded: 2023-10-08T17:20:16+08:00
Description: What is A234 WPB steel pipe fitting? A234 WPB steel pipe fittings are Steel Pipe Fitting of material ASTM A234 WPb

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Min. Order: 1 Piece/Pieces

Description

Product Attributes

Model No.: 1857

Brand: JIADE Group

Model NO.: ASTM/ASME A234 WPB

Technics: Casting

Color: Customized

Thickness: Sch10, Sch20, Sch30, Std Sch40, Sch60, Xs, Sch80,

Carbon Steel: St37.0,St35.8,St45.8

Surface: Transparent Oil, Rust-Proof Black Oil or Hot Galva

Butt Welded Elbows: 24"-72", DN600-DN1800

Seamless (Smls) Elbows: 1/2"-24", DN15-DN600

Transport Package: in Bundles or Wooden Box

Specification: 21.3-1219mm

Trademark: JIADE

Origin: China

HS Code: 7307930000

Production Capacity: 5000tons

Connection: Welding

Shape: Reducing

Head Code: Round

Angle: 30-90 Degree

Wall Thickness: Customized

Material: Stainless Steel

Packaging & Delivery

Selling Units:	Piece/Pieces

Supply Ability & Additional Information

HS Code: 7307930000

A350 Lf1 Lf2 Sch40 300lb Slip on Flange Used in Low Temperature1

00:07

Product Description

What is A234 WPB Steel Pipe Fitting?

A234 WPB Steel Pipe fittings are Steel Pipe Fitting of material ASTM A234 WPb used in pressure piping systems for medium to high temperature service.ASTM A234 is a standard for pipe fitting materials that indicates the material properties of different types of carbon and steel alloy, and WPB is one of the steels in the standard.W is for weldable, P is for pressure, and B is for B grade, which refers to the minimum yield strength, as in astm A106 A53, Gr.B or API 5L Gr.B.A234 WPB is the most common Carbon Steel Pipe fitting material.

W = weldable/forgeable

P=relates to the P number of the alloy material

B = refers to the minimum yield of the material

The ASTM A234/A234M specification covers forged carbon steel and Alloy Steel Material fittings of seamless and welded construction. These fittings are intended for use in the manufacture of pressure piping and pressure vessels for use at moderately high temperatures. The material of the fittings shall consist of sedum steel, forgings, bars, plates, and seamless or fusion-welded tubular products with the addition of filler metals. The forging or forming operations may be performed by hammering, pressing, piercing, extruding, upsetting, rolling, bending, fusion welding, machining, or by a combination of two or more of these operations. The molding procedure shall be applied so as not to produce harmful defects in the fitting. After fittings have been molded at elevated temperatures, they shall be cooled to temperatures below the critical range under suitable conditions to prevent harmful defects caused by excessive cooling, but in no case shall the rate of cooling exceed the rate of cooling in still air. The fittings shall be subjected to tensile test, hardness test and hydrostatic pressure test.

What is the manufacturing process of ASTM A234 WPB pipe fittings?

ASTM A234 WPB (Welding Pipe Buttweld Fittings) is a specification for carbon steel alloy piping components used in high-temperature and high-pressure applications. The manufacturing process for these pipe fittings involves several key steps to ensure they meet the required specifications and standards. Here's an overview of the typical manufacturing process:

1. Material Selection: The first step involves selecting the appropriate material that meets the ASTM A234 WPB standard. This typically includes carbon steel alloys.

2. Cutting: Raw steel bars or pipes are cut into the required lengths for the specific fitting being manufactured.

3. Heating: The cut pieces are heated to a suitable temperature for forging or bending. This process makes the metal more malleable and easier to shape.

4. Forging/Bending: Depending on the type of fitting (elbows, tees, reducers, etc.), the heated material is forged or bent into the desired shape using specialized machinery. Forging ensures that the fitting has the necessary strength and integrity.

5. Cooling: After shaping, the fittings are allowed to cool down. Controlled cooling is important to prevent defects such as cracking.

6. Heat Treatment: Some fittings may require heat treatment processes like annealing to relieve stresses and improve the mechanical properties of the material.

7. Machining: Any additional machining operations are performed to achieve precise dimensions and finishes as specified by the ASTM A234 WPB standard. This can include threading, boring, or other surface finishing processes.

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