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寶鋼冷成形用低合金高強(qiáng)度酸洗鋼帶是采用先進(jìn)的冶煉技術(shù)和控軋控冷工藝生產(chǎn)的，低碳、低硫和低磷含量，具有優(yōu)良冷成形性能和焊接性能的低碳微合金化鋼。
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
段雅靜 021-56153037 18930538057
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