Germany DIN GG-25 Flake graphite cast iron (grey cast iron); properties and Mechanical Properties, Chemical Element, Cross Reference.
Category | Grade | Standard | Region/Area | Standard Content |
---|---|---|---|---|
Metals | GG-25 | DIN 1691 | Germany | Flake graphite cast iron (grey cast iron); properties |
Element | Min | Max | Similar |
---|
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 (≥) | 817 (≥) | 43 | 14 | 21 | 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 |
---|---|---|---|---|---|---|---|
21 | - | - | 0.43 | - | |||
916 | 264 | - | 13.3 | 323 | - | ||
972 | - | 14 | 22.2 | 133 | 113 |
Heat treated : 1342°C - 1422°C
Grade | Standard | Country | Application |
---|---|---|---|
ASTM 5140 | |||
AISI 201 | |||
AISI 202 | |||
1.2767 | |||
17-4PH | |||
AISI 1052 | |||
AISI 416Se | |||
AISI 1330 | |||
AISI 205 Stainless Steel | |||
AISI A10 | |||
AISI A2 | |||
AISI A3 | |||
AISI A4 | |||
1.0036 | |||
1.0037 | |||
SAE J403 | |||
UNS G10100 | |||
AMS 4924 | |||
ASTM A36 | |||
Electrode 100S-1 |
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