Founded in 1993, Hangzhou Heavy Steel Pipe Co., Ltd is an integrated company integrating R&D, production, operation, trade and service. The company has its own brand WUFU and specializes in manufacturing of steel pipes for structures, electric power transmission project, pipeline of fluid use like water, oil and gas, piling, mechanical industry and municipal project. It has close relationships with many large steel corporations. So it supplies complete steel products according to customers’ requirements.

 

The products it mainly supplies are:

 

Longitudinally welded steel pipes

ERW:

Size range: O.D from 21.3mm to 508mm, W.T from 2.3mm to 16mm

LSAW:

Size range: O.D from 351mm to 1500mm, W.T from 8.0mm to 40mm

Standard:

ASTM A53, ASTM A106, API 5L, EN10204, DIN1626

Steel Grade: ST37, ST52, S235, S275, S355, GR A, GR B, X52, X60.,ect.

 

Steel Hollow Sections (hot & cold formed)

Square:

Siz