Chemical composition
Si(%)
Al(%)
Mn(%)
Fe(%)
Ni(%)
Zn(%)
Cu(%)
Mg(%)
Si(%)(%)
≦0.1 Al(%)(%)
2.5-3.5 ≦0.1 Fe(%)(%)
≦0.01 Ni(%)(%)
≦0.03 ≦0.1 ≦0.1 ≦0.1 ≦0.1 ≦0.1
Mechanical Properties
| YieldRp0.2 (MPa) | TensileRm (MPa) | ImpactKV/Ku (J) | ElongationA (%) | Reduction in cross section on fractureZ (%) | As-Heat-Treated Condition | Brinell hardness (HBW) | 457 (≥) | 428 (≥) | 32 | 22 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 342 |
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Applications
- Magnesium Alloy Bars
Country Code
- other : ≦0.3
Standard
- JIS
Steel Type
H4203
Heat treatment
Heat Treatment of steel grade SKS51
Heat treated : 1787°C - 1726°C
Relate Steel Type
| Steel Type | Standard | Country Code | Si(%) | Al(%) | Mn(%) | Fe(%) | Ni(%) | Zn(%) | Cu(%) | MB2 | 5153 | GB | 3.0-4.0 | 0.15-0.50 | ≦0.007 | 0.2-0.8 | MB1 | H4203 | JIS | ≦0.1 | 2.5-3.5 | ≧0.15 | ≦0.01 | ≦0.03 | 0.5-1.5 | ≦0.1 | AZ31C | B107 | ASTM | ≦0.1 | 2.4-3.6 | 0.15-1.00 | ≦0.005 | ≦0.03 | 0.5-1.5 | ≦0.1 | MgAl3Zn | 1729/9715 | DIN | ≦0.1 | 2.5-3.5 | 0.05-0.40 | ≦0.03 | ≦0.005 | 0.5-1.5 | ≦0.1 |
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