Different Common Mild Steel Grades and Their Properties
The following are the different grades and their properties of Mild Steel;
Nota | Resistência à tracção | Força de rendimento | Propriedades principais |
1018 | ~440 MPa | ~370 MPa | Versátil, cold-formed, facilmente soldável |
1020 | ~420 MPa | ~350 MPa | Difícil, moderately strong, easily machined |
1045 | ~570 MPa | ~415MPa | Medium carbon, mais forte, heat-treatable |
12L14 | ~440 MPa | ~370 MPa | High-speed machinability, Desgaste com baixa ferramenta |
A36 | ~400–550 MPa | ~250 MPa | General purpose, boa soldabilidade, structural use |
EN1A (1215) | ~370 MPa | ~280 MPa | Ideal for CNC turning, ultra-fast machining, e tolerâncias apertadas |
4140 | Up to ~655 MPa (treated) | ~415MPa | Excellent fatigue strength, resistência ao desgaste, and impact toughness |