Carbon seamless steel tube steel grade: 10#, 20G, 12CrMo, 15CrMo; Standard: GB9948                           Carbon Seamless Steel Tube for Petroleum Cracking

Steel grade:  10#, 20G, 12CrMo, 15CrMo;

Standard: GB9948;

Specification : OD: 10mm-114.3mm (0.4055"-4.5"), WT: 2mm-22mm (0.0787"-0.8661");

Dimension tolerance: O.D.: +/-0.08mm, W.T.: +/-10%.