317 VS 317L VS 317LMN TP317 VS TP317L 1.4438 1.4439
Chemical Composition of ASTM A213 / ASME SA 213 317 317L 317LM 317LMN Stainless Steel
| Grade | C | Mn | P | Sulphur | Si | Cr | Nickel | Mo | N | Cu | Weight % |
| 317 S31700 | 18.00 | 11.00 | 3.00 | Min. | |||||||
| 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 20.00 | 15.00 | 4.00 | Max. | |||
| 317L S31703 | 18.00 | 11.00 | 3.00 | Min. | |||||||
| 0.035 | 2.00 | 0.045 | 0.030 | 1.00 | 20.00 | 15.00 | 4.00 | Max. | |||
| 317LM S31725 | 18.00 | 13.50 | 4.00 | Min. | |||||||
| 0.03 | 2.00 | 0.045 | 0.030 | 1.00 | 20.00 | 17.50 | 5.00 | 0.20 | 0.75 | Max | |
| 317LMN S31726 | 17.00 | 13.50 | 4.00 | 0.10 | Min. | ||||||
| 0.03 | 2.00 | 0.045 | 0.030 | 1.00 | 20.00 | 17.50 | 5.00 | 0.20 | 0.75 | Max. | |
| EN 10216-5 1.4439 | 16.50 | 12.50 | 4.00 | Min. | |||||||
| 0.030 | 2.00 | 0.040 | 0.015 | 1.00 | 18.50 | 14.50 | 5.00 | Max. | |||
| EN 10217-7 1.4438 | 17.50 | 13.00 | 3.00 | Min. | |||||||
| 0.030 | 2.00 | 0.045 | 0.030 | 1.00 | 19.50 | 16.00 | 4.00 | Max. |
Mechanical Properties of 317 317L Stainless Steel Tubes
| Tensile Strength | Tensile Strength | Yield Strength | Yield Strength | ||||||
| Alloy | UNS Designation | MPa | ksi | ksi | MPa | Elongation in 2 inches (min.) % | Grain Size Req. | Max. Hardness HRB | |
| 317 | S31700 | A213 A312 | 515 | 75 | 30 | 205 | 34 | — | 192 HRB |
| 317L | S31703 | A213, A312 | 515 | 75 | 30 | 205 | 35 | — | 192 HRB |
317 317L Stainless Steel Physical Properties
| Alloy | UNS Designation | Density Specific Gravity kg/dm³ | Modulus of Elasticity (x106 psi) | Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6) | Thermal Condu ctivity (BTU-in/ft2-h-°F) | |
| 317 | S31700 | A213 A312 | 7.98 | 28.0 | 9.2 | 116 |
| 317L | S31703 | A213, A312 | 7.98 | 28.0 | 9.2 | 116 |
317LMN Dens317L Stainless Steel Density Specific Gravity: 7.98 (kg/m³), 317LMN Density 8.00 (kg/m³).
General Properties
Chemical Composition
Resistance to Corrosion
Physical Properties
Mechanical Properties
Oxidation Resistance
Heat Treatment
Fabrication
Welding