Cyfansoddiad Tiwbiau Di-dor Dur Di-staen 304L
Tiwbiau torchog dur gwrthstaen 304L
| Gradd | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 304 | min. | - | - | - | - | - | 18.0 | - | 8.0 | - |
| max. | 0.08 | 2.0 | 0.75 | 0. 045 | 0.030 | 20.0 | 10.5 | 0.10 | ||
| 304L | min. | - | - | - | - | - | 18.0 | - | 8.00 | - |
| max. | 0.030 | 2.0 | 0.75 | 0. 045 | 0.030 | 20.0 | 12.00 | 0.10 | ||
Tiwbiau torchog dur gwrthstaen 304L
Priodweddau mecanyddol tiwb di-dor UNS S30403
| Gradd | Cryfder Tynnol (MPa) min | Cryfder Cynnyrch 0.2% Prawf (MPa) min | Elongation (% mewn 50mm) min | Caledwch | |
| Rockwell B (HR B) uchafswm | Brinell (HB) uchafswm | ||||
| 304 | 515 | 205 | 40 | 92 | 201 |
| 304L | 485 | 170 | 40 | 92 | 201 |
Tiwbiau torchog dur gwrthstaen 304L
Graddau Cyfwerth ar gyfer Tiwb 304 Dur Di-staen
| Gradd | UNS Rhif | Hen Brydeiniwr | Euronorm | Swedeg SS | JIS Japaneaidd | GOST | ||
| BS | En | No | Enw | |||||
| 304 | S30400 | 304S31 | 58E | 1. 4301 | X5CrNi18-10 | 2332. llarieidd-dra eg | SUS 304 | 08Х18Н10 |
| 304L | S30403 | 304S31 | 58E | 1.4306 / 1.4307 | X5CrNi18-10 | 2332. llarieidd-dra eg | SUS 304L | 03Х18Н11 |
Amser postio: Mai-14-2023