... LINE PIPE PSL1 Chemical Requirements(%)GradeCMnPSTiOtherSeamlessA25, C1-I0.210.60 0.03 A25, C1-II0.210.600.0450.08 A0.220 ... .90 0.03 B0.281.20 0.030.04 X420.281.30 0.030.04 X46,X52,X560 ... X46,X52,X560.261.40 0.030.04 X600.261.40 0.030.04 X650.261.45 0.030.06 X700.261.65 ... 0.030.06 Please contact me for Latest Price! line ...