Global · Enterprise standard
Type 317
-- — -
Chemical composition
wt% · log scale- min – max range
- typical value
Mechanical properties
value range by conditionHigh / low temperature
value vs. temperature- bars annealed · Yield strength Rp0.2
- bars annealed · Tensile strength Rm
Physical properties
vs. temperatureChemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| C | 0.08 | |||
| Cr | 18 | 20 | ||
| Mn | 2 | |||
| Mo | 3 | 4 | ||
| N | 0.1 | |||
| Ni | 11 | 15 | ||
| P | 0.045 | |||
| S | 0.03 | |||
| Si | 0.75 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| heavy plate, steel strip, annealed, 0.9 mm, sheet | 264 | 588 | 55 | |||
| bars, annealed | ≥292 | ≥564 | ≥68 Lo= 50 mm |
Physical properties
20.0
| Elastic modulus | Mean thermal expansion | Thermal conductivity | Specific heat | Resistivity | Density | Poisson's ratio |
|---|---|---|---|---|---|---|
| 200.00 | 450.00 | 0.79 | 8.03 |
Typical physical values
| Density | Elastic modulus | Poisson's ratio | Remarks |
|---|---|---|---|
| 7.61–8.10 | 190.00–215.00 | 0.27–0.30 | 不锈钢的典型材料性能数值,此值不来源于标准,它是指示性指标,不能被用于设计用途。 |
| 7.86 | 190.00–210.00 | 0.27–0.30 | 低碳,高合金钢材料性能属性数值,此值不来源于标准,它是指示性指标,不能被用于设计用途。 |
High/low temperature
| Condition | Temperature ℃ | Approx. |
|---|---|---|
| bars annealed | 649 | 135 |
| bars annealed | 538 | 139 |
| bars annealed | 427 | 151 |
| Condition | Temperature ℃ | Approx. |
|---|---|---|
| bars annealed | 871 | 127 |
| bars annealed | 760 | 218 |
| bars annealed | 649 | 343 |
| bars annealed | 538 | 453 |
| bars annealed | 427 | 484 |
| bars annealed | 316 | 475 |
| bars annealed | 204 | 475 |
| bars annealed | 93 | 492 |
Similar grades
| Grade | Region | System |
|---|---|---|
| A167 Type 317 | ASTM | |
| SA-240 S31700 | ASME |