Low-alloyed steels for machine structural use manufactured by hot rolling, hot forging and hot extruding
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
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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) |
---|---|---|---|---|---|---|
221 (≥) | 718 (≥) | 33 | 11 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 142 |
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 |
---|---|---|---|---|---|---|---|
786 (≥) | 449 (≥) | 14 | 24 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 243 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
714 | 455 | 535 |
We can customize the production of SNCM 616 grade, contact us for the best solution.
–sales@specificsteel.com