Address: 4638 Qianqian Road, Qianqiao, Fengxian District, Shanghai
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Website：http://en.steeltube-cn.com
Main standards DIN2391-94/C DIN2445 EN10305 DIN1630 DIN1629 ASTM A106 ASTM A179 JIS G3445 main features There is no oxide layer on the inner and outer walls of the steel pipe Endure high pressure without leakage high-precision High smoothness Cold bending without deformation Expand and flatten without cracks Main materials St35(E235) St37.4 St45(E255) St52(E355) Delivery status NBK(+N) GBK(+A) BK(+C) BKW(+LC) BKS(+SR)
