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| Nb | Ni | Cr | Mo | Mn | Si | C | AWS/ASME SFA5.9 | DIN 8556 | کد شناسایی آما |
|---|---|---|---|---|---|---|---|---|---|
| – | 9 | 19 | – | 1/5 | 0/4 | 0/025> | ER308L | UPX2CrNi 199 | 30-51 |
| 12C< | 9 | 19 | – | 1/5 | 0/4 | 0/05> | ER347 | UPX5CrNiNb 199 | 30-52 |
| – | 12 | 19 | 2/5 | 1/5 | 0/4 | 0/025 | ER316L | UPX2CrNiMo 1912 | 30-53 |
| 12C< | 12 | 19 | 2/5 | 1/5 | 0/4 | 0/05> | ER318 | UPX5CrNiMoNb 1912 | 30-54 |
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