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Hebei haihao high pressure flange & pipe fitting group was established in 1982, located in Mengcun County the hometown of pipe fittings in China.


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ASTM A234 WP91 Pipe Fitting


Haihao Group is a leading manufacturer of ASTM A234 WP91 pipe fittings.The products are used for the pressure piping systems of moderate and high temperature services.

What is ASTM A234 WP91 pipe fitting?

ASTM A234 WP91 pipe fittings means the pipe fittings which material is ASTM A234 WP91 standard specification.The ASTM A234 WP91 pipe fittings contain:elbows,tees,reducers,caps,cross,bends,laterals etc.

ASTM A234 WP91 Pipe Fitting

ASTM A234 WP91 Pipe Fitting

ASTM A234 WP91 Pipe Fitting Specification Range:

Size: 1/2″-96″,DN 15mm-DN 2400mm.

Thickness: Sch10s,SCH20,SCH40,SCH80,SCH120,SCH160,SCH-STD,SCH-XS,SCH-XXS.

ASTM A234 WP91 Pipe Fitting Products Standard:

ASME/ANSI B16.9,ASME/ANSI B16.25,MSS-SP-75,MSS-SP-43,MSS-SP-25.

ASTM A234 WP91 Pipe Fitting Packing:

We packed the products with wooden case,plywood case,pallet etc.

ASTM A234 WP91 Pipe Fitting Connection Methods:

The ASTM A234 WP91 pipe fittings are connected in the butt welding joints,so the ASTM A234 WP91 pipe fittings are also butt welding Pipe fittings.

ASTM A234 WP91 Pipe Fitting Application:

ASTM A234 WP91 pipe fittings are widely used in industry field,like Oil,Gas,Power plant,Water Treatment,Chemical-industry etc.

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