Description
317L is a molybdenum-bearing steel that offers a higher stress-to-rupture, creep, and tensile strength at elevated temperatures. 317L is a low carbon version of 317 and is non-magnetic in the annealed condition. 317L can often be found in pulp and paper plants, food processing plants, chemical and petrochemical processing equipment, and textile equipment.
Forms in Stock
- Pipe
- Fittings
- Flanges
317L Specifications
UNS 31703
| Welded Pipe | 6″-14″ | 10s, 40s | ASTM/ASME 312 |
| Smls Pipe | ½”-8″ | 10s, 40s, 80s | ASTM/ASME 312 |
| B/W Fittings | ½”-12″ | 10s, 40s, 80s | ASTM/ASME 403 |
| Flanges | ½”-12″ | 150#, 300# | ASTM/ASME 182 |
Limiting Chemical Composition, %
| Ni…11.0-15.0 | Si…1.0 max. |
| Cr…18.0-20.0 | S…..0.03 max. |
| C…..0.035 max. | P…..0.040 max. |
| Mo…3.0-4.0 | |
| Mn…2.0 max. |