Duplex S31803 Slip On Flanges
Recently, our company has supplied a batch of duplex slip on flanges for a client in Saudi Arabia. The material is ASTM A182 F51/S31803. Size: 2″~6″.
Chemical Composition&Mechanical Properties
| Chemical composition for ASTM A182 F51 flange, % | |
|---|---|
| Carbon | 0-0.03 |
| Chromium | 21.00-23.00 |
| Manganese | ≤2.00 |
| Silicon | ≤1.00 |
| Phosphorous | 0-0.03 |
| Sulfur | 0-0.02 |
| Nickel | 4.50-6.50 |
| Nitrogen | 0.08-0.20 |
| Molybdenum | 2.50-3.50 |
| Iron | Balance |
| Tensile Strength,min. | Yield Strength,min. | Elongation,min. | Hardness Brinell, max |
|---|---|---|---|
| Mpa | Mpa | % | HB |
| 620 | 450 | 25 | 290 |
CATEGORY AND TAGS: