B650L/QSTE600TM/S600MC

宝钢冷成形用低合金高强度酸洗钢带是采用先进的冶炼技术和控轧控冷工艺生产的，低碳、低硫和低磷含量，具有优良冷成形性能和焊接性能的低碳微合金化钢。 牌Grade C Si Mn P S Al Nb V Ti Mo B600L, QSTE550TM, S550MC ≤0.10 ≤0.15 ≤1.70 ≤0.025 ≤0.010 ≥0.015 ≤0.09 ≤0.20 ≤0.15 B650L, QSTE600TM ,S600MC ≤0.10 ≤0.15 ≤1.80 ≤0.025 ≤0.010 ≥0.015 ≤0.09 ≤0.20 ≤0.15 B700L, QSTE650TM, S650MC ≤0.10 ≤0.15 ≤2.00 ≤0.025 ≤0.010 ≥0.015 ≤0.09 ≤0.20 ≤0.15 B750L, QSTE700TM, S700MC ≤0.10 ≤0.15 ≤2.10 ≤0.025 ≤0.010 ≥0.015 ≤0.09 ≤0.20 ≤0.15 ≤0.5 B600L, QSTE550TM, S550MC ≥550 600-760 ≥12 ≥14 1.5a B650L, QSTE600TM, S600MC ≥600 650-820 ≥11 ≥13 1.5a B700L, QSTE650TM, S650MC ≥650 700-880 ≥10 ≥12 2.0a B750L, QSTE700TM, S700MC ≥700 750-950 ≥10 ≥12 2.0a