Germany AWS DIN 17240 (1976) , DIN EN 10088-1 , DIN EN 10269 , DIN EN 10302 (2002), X 22 CrMoV 12-1 Specialsteel DIN 17240 (1976) Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications; Replaced by: DIN EN 10269:1999 and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Specialsteel | X 22 CrMoV 12-1 | AWS | Germany | DIN 17240 (1976) Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications; Replaced by: DIN EN 10269:1999 |
C | Si | Mn | P | S | Ni | Cr | Mo | V |
---|---|---|---|---|---|---|---|---|
0.18 -0.24 | 0.10 -0.50 | 0.30 -0.80 | ≤0.0350 | ≤0.0350 | 0.30 -0.80 | 11.0 -12.50 | 0.80 -1.20 | 0.25 -0.35 |
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) |
---|---|---|---|---|---|---|
744 (≥) | 955 (≥) | 44 | 33 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 143 |
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 |
---|---|---|---|---|---|---|---|
31 | - | - | 0.33 | - | |||
943 | 991 | - | 33.3 | 341 | - | ||
265 | - | 43 | 31.2 | 312 | 323 |
Heat treated : 1144°C - 1427°C
DIN 17240 (1976) | Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications | DIN-17240--(1976)-.pdf |
DIN EN 10088-1 | Stainless steels - Part 1: list of stainless steels | DIN-EN-10088-1-.pdf |
DIN EN 10269 | Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties | DIN-EN-10269-.pdf |
DIN EN 10302 (2002) | Creep resisting steels, nickel and cobalt alloys | DIN-EN-10302--(2002).pdf |
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