BS3799 duplex stainless ASTM A182 F51 Duplex2205 S31803 hex nipple
1. S31803 hex nipple material brief introduction
| GB/T | UNS | ID | JIS | W.Nr |
| 022Cr22Ni5Mo3N | S31803 | F51 | SUS32953L | 1.4462 |
Chemical Composition (average %)
| C | Si | Mn | Cr | Mo | Ni | N |
| 0.025 | 0.60 | 1.30 | 22.60 | 3.20 | 5.80 | 0.17 |
F51 minimum mechanical properties in the room temperature
| Alloy Status | Tensile Strength Rm N/mm² | Yield strength RP0.2 N/mm² | Elongation A5 % | Brinell hardness HB |
| Solution Treatment | 620 | 450 | 25 | 290 |
ASTM Specifications
| Pipe Smls | Pipe Welded | Tube Smls | Tube Welded | Sheet/Plate | Bar | Flanges & Fittings |
| A790 | A790 | A789 | A789 | A240 | A276 | A182 |
