Pre Fabrication | ASTM A234 butt weld pipe fittings,A182 forged pipe fittings,B16.5 weld neck flange,API 5L seamless pipes
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hebeihaihao

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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Pre Fabrication

At Haihao, we manufacture and stock a lot range of steel piping products . These products include: Steel pipes, Pipe fittings; Forged flanges , in various specifications and materials (Carbon steel ,Alloy steel ,Stainless steel.)

Pre Fabrication Type

Pre Fabrication Type


fabrication introduction

What is a piping fabrication products? Piping fabrication is predesigned piping systems manufactured in factory or work shop for various applications. This reason determines th ...


Monolithic Insulated Joints

Insulated joints are a general term for pipe joints that have the required sealing properties, strength properties, and electrical insulation properties required for buried ste ...


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