Carbon is the primary alloying element present in the carbon steels. They contain 0.4% silicon and 1.2% manganese. Small quantities of molybdenum, chromium, nickel, aluminium, and copper are also present in these steels. AISI 12L14 carbon steel is known as the fastest machining bar product.
Element | Content(%) |
---|---|
Iron, Fe | 97.91 - 98.7 |
Manganese, Mn | 0.85 - 1.15 |
Sulfur, S | 0.260 - 0.35 |
Lead, Pb | 0.15 - 0.35 |
Carbon, C | 0.15 |
Phosphorous, P | 0.040 - 0.090 |
Properties | Metric | Imperial |
---|---|---|
Tensile strength | 540 MPa | 78300 psi |
Yield strength | 415 MPa | 60200 psi |
Bulk modulus (typical for steel) | 140 GPa | 20300 ksi |
Shear modulus (typical for steel) | 80.0 GPa | 11600 ksi |
Elastic modulus | 190-210 GPa | 27557-30458 ksi |
Poisson's ratio | 0.27-0.30 | 0.27-0.30 |
Elongation at break | 10% | 10% |
Reduction of area | 35% | 35% |
Hardness, Brinell | 163 | 163 |
Hardness, Knoop (converted from Brinell hardness) | 184 | 184 |
Hardness, Rockwell B (converted from Brinell hardness) | 84 | 84 |
Hardness, Vickers (converted from Brinell hardness) | 170 | 170 |
Machinability (based on 100 machinability for AISI 1212 steel) | 160 | 160 |
Production Route | Hot Rolled, Cold Rolled |
Material Standard | AISI, ASTM, ASME, DIN, BS, EN, ISO, JIS, GOST, SAE, IS & Custom Chemistry |
Size | Width from 100mm to 3000mm ; Length from 500mm to 12000mm |
Thickness | 0.1mm to 400mm |
Delivery Condition | As Rolled, Annealed, Quenched and Tempered, Normalized |
Surface Finish | Plain, Brushed, Cladded |