11R51
Nominal chemical composition, %
| C | Si | Mn | Cr | Ni | Mo |
|---|---|---|---|---|---|
| 0.09 | 1.20 | 1.30 | 16.50 | 7.50 | 0.70 |
Main mechanical properties
expressed in MPa (nominal value at 20°C, tolerance ± 100 MPa)
| Material | Tensile strength, Rm | Yield strength Rp 0.2% | Elastic limit 0.01% | E-modulus | G-modulus | Elongation | Max service temperature |
|---|---|---|---|---|---|---|---|
| ALLEIMA/SANDVIK 11R51 | 1900 | 1850 | 1100 | 183.000 | 70.000 | A11.3 0.8% | 300 °C |
| ALLEIMA/SANDVIK 11R51 | 2050 | 1975 | 1200 | 186.000 | 72.000 | A11.3 0.5% | 300 °C |
Description and uses
Austenitic stainless chrome-nickel steel, with the addition of molybdenum. Multi-use steel with excellent properties for springs, in relation to 12R11 it has got superior mechanical strength, better tempering properties, higher resistance to relaxation (at high temperatures) and improved corrosion resistance (addition of molybdenum).
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