Stainless hlau - Qib 304LN (UNS S30453)
Taw qhia
Stainless hlau qib 304 yog cov feem ntau siv stainless hlau.Stainless hlau qib 304LN yog ib tug nitrogen-strengthened version ntawm stainless hlau qib 304.
Cov ntaub ntawv hauv qab no muab cov ntsiab lus ntawm qib 304LN stainless hlau.
Tshuaj muaj pes tsawg leeg
304LN stainless hlau coiled raj chemical composion
Cov tshuaj muaj pes tsawg leeg ntawm qib 304LN stainless hlau yog teev nyob rau hauv cov lus hauv qab no.
| Element | Cov ntsiab lus (%) |
| Chromium, Cr | 18-20 |
| Nickel, Nia | 8–12 |
| Manganese, Mn | 2 max |
| Silicon, Sib | 1 max |
| Nitrogen, N | 0.1-0.16 |
| Phosphorus, P | 0.045 max |
| Carbon, C | 0.03 max |
| Sulfur, S | 0.03 max |
| Hlau, Fe | Tseem tshuav |
Mechanical Properties
304LN stainless hlau coiled raj chemical composion
Cov khoom siv ntawm qib 304LN stainless hlau tau nthuav tawm hauv cov lus hauv qab no.
| Cov khoom | Metric | Imperial |
| Tensile zog | 515 MPa ua | 7 4694 psi |
| Yield zog | 205 MPa | 2 9732 tzs |
| Elongation ntawm tawg (hauv 50 mm) | 40% | 40% |
| Hardness, Brinell | 217 | 217 |
| Hardness, Rockwell B | 95 | 95 |
Lwm Lub Npe
Cov ntaub ntawv sib npaug rau qib 304LN stainless hlau tau muab hauv qab no.
| ASTM A182 Cov Lus Qhia Tshwj Xeeb | ASTM A 213 | ASTM A 269 Cov khoom siv | ASTM A 312 Cov Lus Qhia Tshwj Xeeb | ASTM A 376 Cov Lus Qhia Tshwj Xeeb |
| ASTM A 240 Cov Lus Qhia | ASTM A 249 Cov khoom siv | ASTM A276, ASTM A276 | ASTM A 336 Cov khoom siv raw khoom | ASTM A403 Cov khoom lag luam |
| ASTM A193 (B8LN, B8LNA) thiab ASTM A193 | ASTM A194 (8LN, 8LNA) Txheem | ASTM A320 (B8LN, B8LNA) thiab ASTM A320 | ASTM A479 Cov Khoom Siv Hluav Taws Xob | ASTM A666 Cov khoom lag luam |
| ASTM A688 Cov Khoom Siv Hluav Taws Xob
| ASTM A813 Cov Lus Qhia Tshwj Xeeb
| ASTM A814 Cov Lus Qhia Tshwj Xeeb
| TIAB SA 1.4311
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Daim ntawv thov
Qib 304LN stainless hlau yog dav siv hauv cov ntawv hauv qab no:
- Thaum tshav kub kub exchangers
- Kev lag luam tshuaj
- Kev lag luam zaub mov
- Petroleum kev lag luam
- Fabrication kev lag luam
- Nuclear kev lag luam
Post lub sij hawm: Feb-10-2023