CNS standard heat resistant steel bar steel grade and chemical composition
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | - | 0.08 | ||
Si | - | 1.00 | ||
Mn | - | 2.00 | ||
P | - | 0.040 | ||
S | - | 0.030 | ||
Cr | 13.00 | 16.00 | ||
Ni | 24.00 | 27.00 | ||
Mo | 1.00 | 1.50 | ||
N | - | - | ||
Al | - | 0.35 | ||
Ti | 1.90 | 2.35 | ||
V | 0.10 | 0.50 | ||
B | 0.001 | 0.010 |
CNS standard heat resistant steel bar steel grade and chemical composition
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) |
---|---|---|---|---|---|---|
992 (≥) | 871 (≥) | 31 | 41 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 331 |
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 |
---|---|---|---|---|---|---|---|
986 (≥) | 384 (≥) | 42 | 32 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
985 | 938 | 465 |
We can customize the production of SUH660 grade, contact us for the best solution.
–sales@specificsteel.com