... that we can supply:Boiler and Pressure Vessel Steel Plate: 1>. Standard: ASTM / ASME Grade: A515 Grade 60 ... , 09MnNiDR, 18MnMoNbR, 15MnNiDRHSLA/ High Strength Low Alloy Steel Plate: 1>. Standard: ASTM Grade: A572 Grade 50, A709 Grade 50 ... 42CrMo, 20Cr, 40Cr, 10CrMoAL, 38CrMoAL, 20CrMnMo, 12CrMoVNi, 30CrMnSiABridge Steel Plate: 1>. Standard: Special Condition Grade: 14MnNbq2>. GB Q235qC, Q345qC (16Mnq ...