316LVM austenitic stainless steel has increased corrosion resistance over the 304V alloy. The primary electric arc melted ingot is vacuum arc remelted to improve homogeneity and micro cleanliness. It can be processed to achieve very ductile material in the annealed condition.
Chemical composition
|
Composition |
ASTM F138 UNS S31673 % |
| Carbon | 0.030 max |
| Manganese | 2.00 max |
| Phosphorus | 0.025 max |
| Sulfur | 0.010 max |
| Silicon | 0.75 max |
| Chromium | 17.00 - 19.00 |
| Nickel | 13.00 - 15.00 |
| Molybdenum | 2.25 - 3.00 |
| Nitrogen | 0.10 max |
| Copper | 0.50 max |
| Cobalt | <0.10 |
| Iron | Balance |
*The compositional requirement shall meet the following: %Cr + 3.3 x %Mo ≥ 26.0
Physical properties
| Metric |
English |
|
|
Density |
7.92 g/cm³ | 0.286 lbs/in³ |
|
Modulus of elasticity |
195 GPa | 28 Mpsi |
|
Electrical resistivity |
742 µohms*mm |
29.2 µohms*in |
|
Thermal conductivity |
16.3 W/(m*°C) |
113 BTU*in/(hr*ft²*°F) |
|
Coefficient of thermal expansion |
16 µm/(m*°C) | 8.9 µin/(in*°F) |
*Values calculated at 22 °C [72 °F]
Mechanical properties
| Cold worked % |
Yield strength |
Ultimate tensile strength |
Elongation % |
| 0 |
310 MPa [45 ksi] |
627 MPa [91 ksi] | 42 |
| 20 |
758 MPa [110 ksi] |
848 MPa [123 ksi] | 8 |
| 37 |
1000 MPa [145 ksi] |
1103 MPa [160 ksi] | 2.5 |
| 50 |
1110 MPa [161 ksi] |
1213 MPa [176 ksi] | 2.2 |
| 60 |
1172 MPa [170 ksi] |
1317 MPa [191 ksi] | 2.1 |
| 68 |
1213MPa [176 ksi] |
1400 MPa [203 ksi] | 2.5 |
| 75 |
1250 MPa [181 ksi] |
1450 MPa [211 ksi] | 2.6 |
| 80 |
1282 MPa [186 ksi] |
1496 MPa [217 ksi] | 2.6 |
| 84 |
1393 MPa [202 ksi] |
1565 MPa [227 ksi] | 2.6 |
| 90 |
1413 MPa [205 ksi] |
1641 MPa [238 ksi] | 2.6 |
| 93 |
1462 MPa [212 ksi] |
1648 MPa [239 ksi] | 2.6 |
| 95 |
1469 MPa [213 ksi] |
1696 MPa [246 ksi] | 2.8 |