Rolling steel take-up tension is too large or the tension is fluctuating, the shape of the plate is not good, causing bulging, and bonding occurs at a large pressure between layers; strip steel surface roughness is too small; steel is too soft, less carbon and silicon content.
| Material Thickness: | .010"-.500" |
| Min/Max Slit Width: | .375”-84” |
| Min/Max ID: | 20”-30” |
| Max OD: | 84" |
| Slit Width Tolerance: | +/-.005" |
GRADE | C% max | Mn% max | P% max | S% max | Alt% min | Ti max |
SC2 | 0.06 | 0.35 | 0.025 | 0.025 | 0.015 | 0.20 |



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