black steel pipes, steel black pipe, black carbon pipes, carbon welded pipes, welded carbon pipes, carbon pipes welded
Size Range:
HFW/ERW pipes: 21.3mm~610mm,
SAW pipes:406mm~1219mm,
Seamless pipes:219mm~965mm.
Specification:
API 5L, API 5CT, ASTM A53, EN10255, EN10217, EN10219, AS/NZ 1163, AS/NZ1074, JIS 3444, CSA Z245.1, IPS standard, etc
Grade:
API 5L GR.B, X42, X46, X52, X56, X60, X65, X70,
A53 GR.B,A106 GR.B ,A179,A192,J55,K55,N80,ST35.8,ST37,ST42,ST52,
E235,E355,S235JRH,S275JR,S355JOH,P235TR1,10#,20#,45#,Q235,Q345.
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