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  • Steel Flanges

    A flange is a method of connecting pipes, valves, pumps and other equipment to form a piping system， provides easy access for cleaning, inspection or modification. read more

  • Pipe Fittings

    The ends of all buttweld fittings are bevelled.The shape of the bevel depending upon the actual wall thickness.This bevelled ends are needed to be able to make a "Butt weld". read more

  • Steel Pipes

    Pipe is a hollow tube with round cross section for the conveyance of products. The products include fluids, gas, pellets, powders and more. read more

Welcome to Hebei Haihao High Pressure Flange & Pipe Fitting Group Co,.LTD

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What are JIS B2220 Standard Products?

JIS B2220 is Japanese Industrial Standard,it’s one ...

What are JIS B2220 Sta ...

Certain Pup Joints for Oil & Gas Pipeline Expiry Review Decision

November 30, 2016,Canada Border Services Agency (CBSA) d ...

Certain Pup Joints for ...

Haihao Group Will Attend 21st Iran International Oil,Gas,Refining,Petrochemical Exhibition

Hebei Haihao Group will take part in the 21st Iran Inter ...

Haihao Group Will Atte ...

Haihao group carried annual verification of CE(PED) Certification

This week, the engineer from notify body of EU visited o ...

Haihao group carried a ...

Hebei Haihao Group and Wavin Group work together to support Pakistan piping system market.

Hebei Haihao Group and Wavin Group work together to supp ...

Hebei Haihao Group and ...

What is A234 WPB Steel pipe fitting?

What is A234 WPB Steel pipe fitting?A234 WPB steel pipe ...

What is A234 WPB Steel ...

Quality inspectors of Haihao Group do pipe fittings X-ray testing in holiday.

pipe-fitting-RT-inspection-controlToday ,it is the Lante ...

Quality inspectors of ...

Tees of steel pipe fittings

Tees of steel pipe fittingsTee is one kind of pipe fitti ...

Tees of steel pipe fit ...

Hebei Haihao Group will attend Pakistan HVACR Society Exhibition

Hebei Haihao Group will take part in Pakistan HVACR Soci ...

Hebei Haihao Group wil ...

What is the difference between a Pipe Bend and an elbow.

Pipe Elbows and Pipe Bends are both very common pipe fit ...

What is the difference ...

120 pcs hot induction bends are arranged heat treatment in haihao pipe fitting factory.

Today , even the weither is not very good, haihao pipe f ...

120 pcs hot induction ...

Most Common Steels Used in Process Piping Industry

The most common materials used in piping industries are ...

Most Common Steels Use ...


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Latest Products

18 2016 03

A234 WPB steel pipe fittings

Commercial-Pipe-Fittings

27 2015 12

Steel Flanges

Products

26 2015 12

Long Radius Elbow（LR Elbow）

Elbow

26 2015 12

Concentric reducer (Con reducer)

Products

Our Markets

haihao has been a professional supplier of pipes,fittings and flanges, serving the world industry piping since 1982.
oil and gas industry

as a leading manufacturer,stockist and supplier, our knowledgeable and experienced technical team can understand well what you need . help you find the best solution for your regular and specific requirement.
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Our VISION:

“Serving the world flowing! Aiming to be the best in the field! Improving level of “Made in China”!”

Tom , Haihao Group

Our References

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