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DIN2391-94/C EN10305 DIN2445 DIN1630 DIN1629 ASTM A179 ASTM A106 JIS G3445
St35(E235) St37.4 St45(E255) St52(E355)
NBK(+N) GBK(+A) BK(+C) BKW(+LC) BKS(+SR)
Norm DIN2391 EN10305, High quality carbon steel St35 St37.4 St52, cold drawing, bright heat treatment without oxidation (NBK status), non-destructive testing, cleaning, phosphating, anti-rust oil dipping , the application for machine tools industry, construction machinery, ship building industry hydraulic system and automotive steel tube.
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