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About KWK Steel Co., Ltd: |
KWK Steel is one of best chinese steel products manufacturer and exporter,our main products are seamless steel tube and auto engine parts,pressing parts,stamping parts. Seamless steel pipes information is as below: O.D.Range:5mm~820mm.W.T.0.5mm~80mm. Process:Cold drawing,cold rolling,hot rolling,hot expanding. Standard we could supply is as below: ASTM:A53,A106,A192,A179,A210,A519,A312,API 5L,API 5CT,etc. DIN:DIN17175,DIN1629,DIN2440,DIN2391,DIN2393,etc. EN:EN10210,EN10255,EN10216,EN10297,EN10305. |