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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 ).

What is A234 WPB Steel pipe fitti..

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

Tees of steel pipe fittings

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

Hebei Haihao Group will attend Pa..

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

What is the difference between a ..

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

What is the difference between a ..

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

Most Common Steels Used in Proces..

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

Japanese steel makers are facing ..

Japanese steel mills are facing a decreased situation be ...

Summit Natural Gas is going to re..

Summit Natural Gas is going to check hundreds of pipelin ...

Types of steel pipe fittings

In the industry application, there are many types of ste ...

Steel Flanges,Pipes,Pipe Fittings

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What is A234 WPB Steel pipe fitti..

Tees of steel pipe fittings

Hebei Haihao Group will attend Pa..

What is the difference between a ..

What is the difference between a ..

Most Common Steels Used in Proces..

Japanese steel makers are facing ..

Summit Natural Gas is going to re..

Types of steel pipe fittings

WPHY Pipe Fittings

News