... S275J2, S275NL, S355JR, S355J0, S355J2, S355K2,S355NL6>. Standard: Special Condition Grade: WH60A, WH70B, BB41BF, BB503, CortenB, SHT60 ... AH40, DH40, EH40, 2H Grade 50 Alloy Structural Steel Plate:Standard: Special ConditionGrade: 50Mn2V, 15CrMo, 20Mn2, 40Mn2, ... 38CrMoAL, 20CrMnMo, 12CrMoVNi, 30CrMnSiABridge Steel Plate:1>. Standard: Special Condition Grade: 14MnNbq2>. GB Q235qC, Q345qC (16Mnq), ...