Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 0.1700 | 0.2300 | ||
Mn | 0.4000 | 0.9000 | ||
P | - | 0.0250 | ||
S | - | 0.0150 | ||
Si | - | 0.5000 | ||
Ni | 0.2000 | 0.6000 | ||
Cr | 10.0000 | 11.5000 | ||
Mo | 0.5000 | 0.8000 | ||
V | 0.1000 | 0.3000 | ||
B | - | 0.0015 | ||
Al | - | 0.0200 | ||
N | 0.0500 | 0.1000 | ||
Nb | 0.2500 | 0.5500 |
Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications
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) |
---|---|---|---|---|---|---|
838 (≥) | 867 (≥) | 11 | 42 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 323 |
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 |
---|---|---|---|---|---|---|---|
179 (≥) | 928 (≥) | 41 | 14 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 133 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
539 | 116 | 496 |
We can customize the production of 1.4913 grade, contact us for the best solution.
–sales@specificsteel.com