Carbon steel grades & compositions

  • Carbon Steel
  • Low and Medium Alloy Steel
  • Austenitic Manganese
CARBON STEELNOMINAL COMPOSITION
GRADECSIMNCRMONICUNBVFEWCON
ASTM A216 WCA0.250.60.7
ASTM A216 WCB0.30.61
ASTM A216 WCC0.250.61.2
BS 3100A10.250.60.9
BS EN 10213 GP240GH (1.0619)0.250.60.9
BS 3100A20.350.61
BS EN 10213 GP280GH (1.0625)0.350.61
BS 3100A30.450.61
BS EN 10213 G17Mn5 (1.1131)0.450.61
BS 3100A40.20.61.3
BS EN 10213 G20Mn5 (1.6220)0.20.61.3
BS 3100A50.290.61.3
BS 3100A60.290.61.3
BS3100 BW20.550.750.751.20.4
LOW/MEDIUM ALLOYNOMINAL COMPOSITION
GRADECSIMNCRMONICUNBVFEWCON
ASTM A217 C120.210.4591
ASTM A217 C12A0.10.350.4590.90.40.070.020.05
ASTM A217 C50.20.750.555.50.55
10213 G17CrMo5-5 1.73570.20.750.555.50.55
ASTM A217 WC61.50.60.71.30.55
ASTM A217 WC91.50.60.32.21.05
ASTM A352 LC30.150.60.653.5
ASTM A352 LCA0.250.60.70.50.20.50.30.03
ASTM A352 LCB0.30.610.50.20.50.30.03
ASTM A352 LCC0.250.61.20.50.20.50.03
ASTM A487 10 CLASS A0.30.80.80.750.31.8
ASTM A487 4B0.30.810.60.20.60.50.030.1
ASTM A487 1C0.30.810.1
BS 3100 B40.250.750.530.450.40.3
BS 3100 BT1/BT2/BT3SUPPLIED TO SPECIFIED MECHANICAL PROPERTIES ONLY