... ST37 CARBON STEEL COILS AND PLATES WITH 1.1MM AND 1.4MM THICKNESS Specificate1.Thickness: 5-200mm2. ... 18MnMoNbR, 15MnNiDRHSLA/ High Strength Low Alloy Steel Plate: 1>. Standard: ASTM Grade: A572 Grade 50, A709 ... 40Cr, 10CrMoAL, 38CrMoAL, 20CrMnMo, 12CrMoVNi, 30CrMnSiABridge Steel Plate: 1>. Standard: Special Condition Grade: 14MnNbq2>. GB Q235qC, Q345qC ... COILS AND PLATES WITH 1.1MM AND 1.4MM THICKNESS