Creep resisting steels, nickel and cobalt alloys
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 0.17 | 0.23 | ||
Si | - | 0.50 | ||
Mn | 0.40 | 0.90 | ||
P | - | 0.025 | ||
S | - | 0.015 | ||
Cr | 10.00 | 11.50 | ||
Ni | 0.20 | 0.60 | ||
Mo | 0.50 | 0.80 | ||
V | 0.10 | 0.30 | ||
Al | - | 0.02 | ||
B | - | 0.0015 | ||
N | 0.05 | 0.10 |
Creep resisting steels, nickel and cobalt alloys
Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
---|---|---|---|---|---|---|
178 (≥) | 651 (≥) | 44 | 42 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 434 |
Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
---|---|---|---|---|---|---|---|
228 (≥) | 237 (≥) | 11 | 14 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 332 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
948 | 267 | 497 |
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