Alloy 317L is commonly used to handle sulfur, pulp liquor, acid dyestuffs, acetylating and nitrating mixtures, bleaching solutions, severe coal and oil, and many chemical compounds. Some other applications that use alloy 317L include:
Applications:-
- Paper and pulp handling equipment
- Chemical and petrochemical processing equipment
- Condensers in fossil and nuclear fueled power generation stations
- Food processing equipment
- Textile equipment
Standards – Alloy 317L
- ASTM/ASME: UNS N08020
- EURONORM: FeMi35Cr20Cu4Mo2
- DIN: 2.4660
CHEMICAL COMPOSITION OF STAINLESS STEEL 317L:
| % | Cr | Ni | C | Si | Mn | P | S | Mo | Fe |
|---|---|---|---|---|---|---|---|---|---|
| 317L | min: 18.0 max:20.0 |
min: 11.0 max: 15.0 |
0.035 max |
0.75 max |
2.0 max |
0.04 max |
0.03 max |
min: 3 max: 4 |
balance |
MECHANICAL PROPERTIES OF STAINLESS STEEL 317L:
| Grade | Tensile Strength ksi (min.) |
Yield Strength 0.2% Offset ksi (min.) |
Elongation – % in 50 mm (min.) |
Hardness (Brinell) MAX |
Hardness (Rockwell B) MAX |
|---|---|---|---|---|---|
| 317L | 75 | 30 | 40 | 217 | 95 |