Prime Hot Rolled Rolls Steel Sheet In Coils Coil
Brand: Charming
Product origin: shandong china
Delivery time: Within 15 Days
Supply capacity: Factory Direct Supply
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Hot rolled, that is, hot rolled plate, which is made of slab (mainly continuous casting slab) as raw material, after heating,it is made of strip steel by roughing mill and finishing mill group.The hot steel strip from the last finishing mill is cooled to the set temperature by laminar flow, then rolled into steel strip coil by the coiler, and the cooled teel strip coil.
Grade | Rank | Chemical Composition( %) | ||||
C | Mn | Si | S | P | ||
Q195 | 0.06~0.12 | 0.25~0.50 | ≤0.3 | ≤0.05 | ≤0.045 | |
Q215 | A | 0.09~0.15 | 0.25~0.55 | ≤0.3 | ≤0.05 | ≤0.045 |
B | ≤0.045 | |||||
Q235 | A | 0.14~0.22 | 0.30~0.65 | ≤0.3 | ≤0.05 | ≤0.045 |
B | 0.12~0.20 | 0.30~0.70 | ≤0.045 | |||
C | ≤0.18 | 0.35~0.80 | ≤0.04 | ≤0.04 | ||
D | ≤0.17 | ≤0.035 | ≤0.035 | |||
Q255 | A | 0.18~0.28 | 0.40~0.70 | ≤0.3 | ≤0.05 | ≤0.045 |
B | ≤0.045 | |||||
Q275 | 0.28~0.38 | 0.50~0.80 | ≤0.3 | ≤0.05 | ≤0.045 | |
