1. Dynodiad UNS & Cyfwerth Rhyngwladol
Tiwbiau torchog dur gwrthstaen 317L
| Math | UNS | JIS | EN/DIN | EN/BS | EN/NF | ISO | GB | GOST |
|---|---|---|---|---|---|---|---|---|
| 317 | S31700 | SUS 317 | X5CrNiMo17-13-3 | 316S33 | - | - | 0Cr19Ni13Mo3 | 08KH17H15M3T |
| 317L | S31703 | SUS 317L | X2CrNiMo18-15-4 | Rhan 4 317S12 | X2CrNiMo18-15-4 | 24 | 00Cr19Ni13Mo3 | 03KH16H15M3 |
2. Ffurflenni a Safonau Cynnyrch
Tiwbiau torchog dur gwrthstaen 317L
| Ffurflenni Cynnyrch | Safonau Deunydd |
|---|---|
| Platiau, Taflenni a Stribedi | ASTM A240 |
| Biledi, Bariau a Gwialenni | ASTM A276, A314, A479. |
| Forgings (Flanges a Ffitiadau) | ASTM A182, A473. |
| Gwifrau | ASTM A478, A580. |
| Pibellau Di-dor a Weldiedig | ASTM A312, A358, A813, A814. |
| Ffitiadau Pibell Gyr | ASTM A403 |
* Yn enwedig, mae Metals-Piping yn cyflenwi SS317 / SS317L yn y graddau ASTM A312 TP317 / TP317L, ASTM A182 F317 / F317L, ASTM A403 WP317 / WP317L.
Tiwbiau torchog dur gwrthstaen 317L
| Dwysedd | Ymdoddbwynt | Cyfernod Ehangu Thermol | Dargludedd Thermol |
|---|---|---|---|
| g/cm3 | °C | µm/m°C | W/mk |
| 8.00 | 1370. llarieidd-dra eg | 16 | 16.3 |
5. Cyfansoddiad Cemegol SS317/SS317L
Tiwbiau torchog dur gwrthstaen 317L
| Elfen | 317 | 317L |
|---|---|---|
| Carbon | ≤0.08 | ≤0.030 |
| Manganîs | ≤2.00 | ≤2.00 |
| Ffosfforws | ≤0.045 | ≤0.045 |
| Sylffwr | ≤0.030 | ≤0.030 |
| Silicon | ≤0.75 | ≤0.75 |
| Cromiwm | 18.0-20.0 | 18.0-20.0 |
| Nicel | 11.0-15.0 | 11.0-15.0 |
| Molybdenwm | 3.0-4.0 | 3.0-4.0 |
| Nitrogen | ≤0.10 | ≤0.10 |
6. Priodweddau Mecanyddol SS317/ SS317L
Tiwbiau torchog dur gwrthstaen 317L
| Mecanyddol | Cryfder Tynnol, min | Cryfder Cynnyrch, min | Elongation | Caledwch | |||
|---|---|---|---|---|---|---|---|
| Gradd | ksi | Mpa | ksi | Mpa | % | HBW | Rockwell |
| 317 | 75 | 515 | 30 | 205 | 35 | 217 | 95HRBW |
| 317L | 75 | 515 | 30 | 205 | 40 | 217 | 95HRBW |
Amser postio: Mehefin-11-2023