Chromium cov ntsiab lus txhawb nqa akev ua siab ntevconsiderable rau lubcorrosion thiab oxidation. Stainless hlau alloys yog resistant rau feem ntau oxidizing acids thiab muaj peev xwm tiv taus oxidation ib txwm, tab sis qhov no tsis txhais hais tias cov hlau yuav tsis discolor thaum lub sij hawm.
| Kev tsim nyog | 304 | 304l ua |
| Element | feem pua hnyav | feem pua hnyav |
| Thee | 0.07 | 0.030 |
| Manganese | 2.00 | 2.00 |
| Silicon | 0.75 | 0.75 |
| Chrome | 17, 5 -19, 5 | 17, 5 -19, 5 |
| Nickel | 8- 10.5 | 8- 12 |
| Molybdenum | 0 | 0 |
| Nitrogen | 0.10 | 0.10 |
| Sulfur | 0.30 | 0.30 |
| Sib tw | 0.045 | 0.045 |
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Tom ntej: Txias Rolled Alloy 4130 Tube
