We are Ningbo New-era steel tube Co,.ltd , which specializes in manufacturing and distributing of seamless steel tubes and pipes. We have been in this field since 1987, and therefore have a wide experience in steel tubes manufacturing and distributing. Europe and Germany norms: EN10305-1, EN10305-2,EN10305-4, EN10216-1,EN10216-2,EN10297-1, EN10210-1,EN10255,DIN2391,DIN17175,DIN1629
US norms ASTM A519,ASTM A513 ASMT A106,A53,API5L,API5CT, ASTM A179,ASTM A192,ASTM A210,ASTM A213,
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