... CL2 (2.25Cr-1Mo) Hydrogen-contacting Steel PlateHSLA/ High Strength Low Alloy Steel Plate: 1>. Standard: ASTM Grade: ... DH36, EH36, AH40, DH40, EH40, 2H Grade 50Alloy Structural Steel Plate: Standard: Special ConditionGrade: 50Mn2V, 15CrMo, 20Mn2, 40Mn2 ... 42CrMo, 20Cr, 40Cr, 10CrMoAL, 38CrMoAL, 20CrMnMo, 12CrMoVNi, 30CrMnSiABridge Steel Plate: 1>. Standard: Special Condition Grade: 14MnNbq2>. GB Q235qC ...