CNS standard heat resistant steel plate of the 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 | 13.50 | 16.00 | ||
| Ni | 24.00 | 27.00 | ||
| Mo | 1.00 | 1.50 | ||
| Al | - | 0.35 | ||
| Ti | 1.90 | 2.35 | ||
| V | 0.10 | 0.50 | ||
| B | 0.001 | 0.010 |
CNS standard heat resistant steel plate of the 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) |
|---|---|---|---|---|---|---|
| 481 (≥) | 496 (≥) | 14 | 24 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 333 |
| 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 |
|---|---|---|---|---|---|---|---|
| 645 (≥) | 397 (≥) | 24 | 34 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 221 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 922 | 441 | 411 |
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