Yog tias tsis muaj cov ntsiab lus raug muab thaum xaj, qhov chaw tiav yuav raug xa tawm hauv matt tiav.
Cold-rolled steel coils siv kub dov coils ua raw cov ntaub ntawv thiab dov nyob rau hauv recrystallization, tab sis feem ntau to taub yuav dov siv ib txwm-kub dov cov ntaub ntawv.
Tus Qauv no qhia txog qhov yuav tsum tau ua rau JIS G3141 SPCG Cold Rolled Coil .
JIS G3141 SPCG Cold Rolled Chev
| C | Mn | P |
| Tsawg dua lossis sib npaug rau 0.02 | Tsawg dua lossis sib npaug rau 0.25 | Tsawg dua lossis sib npaug rau 0.020 |
| Yield zog Mpa | Tensile zog Mpa | Elongation (Thickness) |
| Tsawg dua lossis sib npaug li 210 | Ntau dua lossis sib npaug li 270 | 0 25-2.5 hli |
| Ntau dua lossis sib npaug li 40 | Ntau dua lossis sib npaug li 45 |



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