Low-alloyed steels for machine structural use manufactured by hot rolling, hot forging and hot extruding
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|
Low-alloyed steels for machine structural use manufactured by hot rolling, hot forging and hot extruding
| 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) |
|---|---|---|---|---|---|---|
| 578 (≥) | 787 (≥) | 44 | 32 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 222 |
| 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 |
|---|---|---|---|---|---|---|---|
| 196 (≥) | 845 (≥) | 33 | 33 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 413 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 577 | 755 | 448 |
We can customize the production of SNCM 616 grade, contact us for the best solution.
–sales@specificsteel.com