Germany DIN 1.4704 Valve steel and 1.4704 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Special Steel | 1.4704 | DIN | Germany | Valve steel |
X8CrNiTi18-10/X12CrNiTi18-9 |
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1.4878 |
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1.4885 |
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X12CrNiMoNb20-15 |
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X8SiTi4 |
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1.5310 |
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X50NiCrWV13-13 |
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1.3817 |
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X4MnCr18 |
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45SiCr16-11/X45SiC |
Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
---|---|---|---|---|---|---|
583 (≥) | 465 (≥) | 33 | 12 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 411 |
Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson’s coefficient, ν |
---|---|---|---|---|---|---|---|
22 | - | - | 0.31 | - | |||
785 | 728 | - | 24.3 | 431 | - | ||
547 | - | 22 | 41.2 | 312 | 211 |
Heat treated : 1351°C - 1361°C
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