发布时间:2025-02-06 20:13:31
首先价格上是有区别的,冷拉方钢一般都比热轧方钢贵点!因为冷拉方钢一般原材料就是热轧方钢。第二,从外观看,冷拉的表面光洁,无氧化残留,直度好。热轧的因为有氧化层一般呈现蓝色!
我想在罗泾这边买套房子大概300万不知道能买到什么样的楼盘呀
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