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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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Introduction of AWWA standard

During our foreign trade service of steel water transmission piping,AWWA standard is apparently the most important standard.

AWWA means American Water Works Association which is an international, nonprofit, scientific and educational society dedicated to providing total water solutions assuring the effective management of water. Founded in 1881, the Association is the largest organization of water supply professionals in the world.That is the reason why AWWA standards so important.

 

Carbon Steel Pipes

Carbon Steel Pipes

Since the first published consensus documents in 1908. Today there are more than 180 AWWA Standards. From source to storage, from treatment to distribution, AWWA standards cover all areas of water treatment and supply.

Stainless steel pipe fittings

Stainless steel pipe fittings

AWWA standard contains series A to E.Series A is about resources,B about treatment,C about transmission,D about storage,E about pumping.From  these contents,we could see the series C is related to our service directly.C series contains the steel pipes and accessories which are our main products. You could click to check the details of AWWA C Series Standard.

Carbon steel weld neck flanges

Carbon steel weld neck flanges

Haihao Group has been specialized in steel water transmission piping for many years.Steel pipes,fittings, flanges,gaskets and etc. are all available.If you have any demand for piping products of AWWA standard,please don’t hesitate to contact us.

FBE Coating Pipings

FBE Coating Pipings

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