... 球墨铸铁Spheroidal graphite iron 碳钢结构钢Carbon structural steel 低合金高强度结构钢High strength low alloy structural steels ...
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碳素结构钢冷轧钢带 Cold-rolled carbon structural steel strips
碳素结构钢钢板 Carbon Structural Steel Plate
普通碳素钢结构厚钢板 Plain carbon steel plate
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