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Changzhou Hongtai Precision Steel Pipe Co., Ltd

  • Changzhou Hongtai Precision Steel Pipe Co., Ltd
  • TEL: 0086-519-88102998
  • FAX: 0086-519-88103173
  • Email: sales@hongtaipipe.com
  • Website: www.hongtaipipe.com
Cold Drawn / Rolled Precision Steel Tubes

Mainly used in:

a.Precision steel tubes used on automobile bushing

b.Precision steel tubes used on shock absorber

c.Precision steel tubes used on regular machined parts

d.Precision steel tubes used on other structural purpose


Our precision steel pipe used in below 5 areas:

1.Precision steel pipe used on automobile bushing

2.Precision steel pipe used on shock absorber

3.Precision steel pipe used on hydraulic

4.Precision steel pipe used on rebar coupler

5.Precision steel pipe used on tunnel anchor


Usual standard of automobile and motorcycle precision pipe:

A、Japanese standard
JIS G3441,JIS G3444,JIS G3445;

Common Steel Grade
SCM415,SCM420,STK 290,STK400,STKM 11A-STKM 17C
B、European standard
EN10305-1,EN10305-2

Common Steel Grade
E215,E235,E355
C、German standard
DIN2391

Common Steel Grade
ST35,ST37.4,ST45,ST52.4 DIN2391
D、China GB
GBT3639

Common Steel Grade
10、20、35、45、16mn


low and middle pressure boiler pipes副本.jpgboiler steel pipes副本.jpg


packed in wooden cases副本.jpg20G boiler steel pipe副本.jpg


high pressure boiler pipes副本.jpglow carbon steel heat-exchanger and condenser tubes副本.jpg