Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of galvanized steel tubes for building material in China, featured by quality products and low price. If you're going to wholesale durable galvanized steel tubes for building material made in China, welcome to get pricelist and free sample from our factory.

galvanized steel tubes for building material

carbon steel tubes,galvanized steel pipe,galvanized seamless steel tubes,galvanized welded steel tubes

Standard of galvanized steel tubes for building material

BS1387,GB3091, GB/T9711,DIN 17175,ASTM A106,A53,DIN 17175,BS EN1029,API 5L etc

Section shape of galvanized steel tubes for building material

Seamless ,welded, rectangular, square

Process of galvanized steel tubes for building material

A. round steel preparation

B. heating

C. Hot-rolled piercing

D. cutting the head

E. pickling

F. Grinding

G. Lubrication

H. Cold rolling processing

I. degreasing

J. Solid solution heat treatment

K. Straightening

L. Pipe cutting

M, pickling

N. Finished product inspection

End protector of galvanized steel tubes for building material

1) Plastic pipe cap    

2) Iron protector     

Usage of galvanized steel tubes for building material

1)low pressure liquid,water

2)construction,structure    

3)Agriculture fence post,door pipe    

Product show of galvanized steel tubes for building material

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ASTM A106 Carbon Steel Seamless Pipe

ASTM A53 ERW Steel Pipe

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