• 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


Long Radius Elbow(LR Elbow)

Long Radius Elbow(LR Elbow)The Long radius elbow means ...

Long Radius Elbow(LR ...

Short Radius Elbow(SR Elbow)

The Short radius elbow means the bending radius of elbow ...

Short Radius Elbow(SR ...

Customized Radius Elbow

The customized radius elbow means that the bending radiu ...

Customized Radius Elbow

90 Degree Elbow

A 90 degree elbow is a pipe fitting which you can used t ...

90 Degree Elbow

45 Degree Elbow

A 45 degree elbow is the elbow which can change the flow ...

45 Degree Elbow

180 Degree Elbow(return elbow)

180 degree elbow is like 45 or 90 degree elbow, but the ...

180 Degree Elbow(retur ...

Elbows in any degree

As we known in the pipe fitting and elbow standard , the ...

Elbows in any degree


Latest Products

18 2016 03
27 2015 12
26 2015 12
26 2015 12

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

Tom , Haihao Group

Our References