





数量 (tons) | 1 - 1 | > 1 |
美国东部时间(天) | 10 | 待定 |
热轧纯铁板/薄板/卷材公差GB/T8164-93
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宽度 (毫米)
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厚度 (毫米)
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厚度公差 (mm)
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50~600
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1.8/2.0 /2.2
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+/-0.18
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2.5/2.8/3.0
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+/-0.20
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3.2/3.5/3.8/4.0
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+/-0.25
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4.2/4.5/4.8/5.0/5.5
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+/-0.29
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6.0/6.5/7.0
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+/-0.32
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7.5/8.0
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+/-0.39
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流程
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Width (mm)
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宽度公差 (毫米)
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热轧,侧切
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50~200
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+/-1.0
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Hot-rolling, side cut
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200~300
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+/-1.0
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Hot-rolling, side cut
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300~600
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+/-1.0
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热轧,侧粗
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50~200
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+/-1.5
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Hot -rolling, side rough
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200~300
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+/-1.8
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Hot -rolling, side rough
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300~1800
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谈判
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冷轧纯铁板/薄板/卷材公差GB/T8164-93
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Process
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Thickness (mm)
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Thickness Tolerance (mm)
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冷轧
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0.5
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+/- 0.06
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Cold-rolling
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0.6
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+/-0.07
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Cold-rolling
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0.8
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+/-0.08
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Cold-rolling
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1.0
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+/-0.09
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Cold-rolling
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1.2
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+/-0.11
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Cold-rolling
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1.4
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+/-0.12
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Cold-rolling
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1.5
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+/-0.13
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Process
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Width (mm)
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Width Tolerance (mm)
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冷轧,侧切
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≦250
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+/-0.5
|
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Cold-rolling, side cut
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>250~600
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+/-0.8
|
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冷轧,侧粗
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50~600
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+3/-2
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Cold-rolling, side rough
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>600~1250
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negotiate
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等级
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化学成分 % 小于
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C
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Si
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Mn
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P
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S
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DT4、DT4A/E/C
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0.01
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0.1
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0.25
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0.015
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0.01
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Al
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Ti
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Cr
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Ni
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Cu
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|||||
DT4、DT4A/E/C
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0.020∽0.80
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0.02
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0.1
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0.05
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0.05
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