Taflenni a Phlatiau SMO 254 / UNS S31254
| Manylebau | ASTM A240 / ASME SA240 |
| Trwch | 4mm-100mm |
| Lled | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, ac ati |
| Hyd | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, ac ati |
| Arwyneb | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, drych, checkered, boglynnog, llinell wallt, chwyth tywod, Brws, ysgythriad, ac ati. |
| Gorffen | Plât rholio poeth (HR), Dalen wedi'i rolio'n oer (CR), 2B, 2D, BA RHIF (8), SATIN (Wedi'i gwrdd â Gorchudd Plastig) |
| Ffurflen | Coiliau, Ffoil, Rholiau, Dalen Plaen, Taflen Shim, Dalen Dyllog, Plât Checkered, Llain, Fflatiau, Gwag (Cylch), Modrwy (Fflans) ac ati. |
Graddau Cyfwerth Taflenni a Phlatiau SMO 254 / UNS S31254
| SAFON | SMO 254 |
| UNS | S31254 |
| WERKSTOFF NR. | 1.4547 |
| AFNOR | Z1 CNDU 20.18.06Az |
| EN | X1CrNiMoCuN20-18-7 |
| SIS | 2378 |
SMO 254 / UNS S31254 Taflenni a Phlatiau Cyfansoddiad Cemegol
| Gradd | SMO 254 |
|---|---|
| Ni | 17.5 - 18.5 |
| Cr | 19.5 - 20.5 |
| Mo. | 6 - 6.5 |
| Cu | 0.5 - 1.0 |
| N. | 0.18 - 0.22 |
| C. | 0.02 |
| Mn | 1.0 |
| Si | 0.08 |
| P. | 0.03 |
| S. | 0.01 |
SMO 254 / UNS S31254 Taflenni a Phlatiau Priodweddau Mecanyddol
| Gradd | SMO 254 |
|---|---|
| Dwysedd | 8.0 g / cm3 |
| Pwynt Toddi | 1320-1390 ° C. |
| Cryfder Cynnyrch (Gwrthbwyso 0.2%) | 300 |
| Cryfder tynnol | 650 |
| Elongation | 35 % |










