Base Fe (Iron) : Fe/3.4-4C/2-2.8Si/<1.0Ni/0.2-0.6Mn/0.02-0.07Mg
| Material Standards with Similar Chemical Composition |
|---|
| NBN 830-02 FNG42-12 (Belgium) |
| GB 1348(88) QT 400-15 (China) |
| GB 1348(88) QT 450-10 (China) |
| IS 1865 SG400/12 (India) |
| UNI 4544 GS400-12 (Italy) |
| JIS G5502(95) FCD40 Class 1 (Japan) |
| AS 1831(85) 400-12 (NSW Australia) |
| SABS 936 SG42 (South Africa) |
| BS 2789 420/12 (United Kingdom) |
| ASTM A536(93) 65-45-12 (USA) |
| SAE J434 D4512 (USA) |