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Get a quote on 303 Stainless Steel
| Chemical Range For 303 |
| Element |
Minimum |
Maximum |
| Carbon |
-- |
0.15 |
| Chromium |
17.0 |
19.0 |
| Iron |
Balance |
-- |
| Manganese |
-- |
2.0 |
| Molybdenum |
-- |
0.6 |
| Nickel |
8.0 |
10.0 |
| Phosphorus |
-- |
0.20 |
| Silicon |
-- |
1.0 |
| Sulphur |
0.15 |
-- |
| Chemical Range For 303 SE (Free Machining) |
| Element |
Minimum |
Maximum |
| Carbon |
-- |
0.15 |
| Chromium |
17.0 |
19.0 |
| Iron |
Balance |
-- |
| Manganese |
-- |
2.0 |
| Nickel |
8.0 |
10.0 |
| Phosphorus |
-- |
0.20 |
| Selenium |
0.15 |
-- |
| Silicon |
-- |
1.0 |
| Sulphur |
-- |
0.06 |
| Typical Mechanical Properties for 303 |
| Form |
Tensile Strength |
Yield Strength |
Elongation at Break |
| Annealed Bar |
89.9 ksi |
34.8 ksi |
50% |
| Cold Drawn Bar |
100.00 ksi |
60.2 ksi |
40% |
| Typical Mechanical Properties for 303 SE |
| Form |
Tensile Strength |
Yield Strength |
Elongation at Break |
| Annealed Bar |
89.9 ksi |
34.8 ksi |
50% |
| Cold Drawn Bar |
100.00 ksi |
60.2 ksi |
40% |
- AMS 5640 Type 1 (303 Bar)
- ASTM A582 (303 Bar)
- AMS 5640 Type 2 (303 SE Bar)
- ASTM A582 (303 SE Bar)
- UNS S30300 (303 Bar)
- UNS S30323 (303 SE Bar)
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