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“除非你从钢厂特制一批3.5mm厚的钢管,否则在租赁市场和钢材市场你找不到达标的钢管。”这是一位土建分包商的话,说得很绝对。为此,记者跑了北京大大小小好几家钢材市场,的确没有找到3.5mm厚的钢管。钢材市场的现货多数壁厚只有2mm、2.5mm、3mm。记者问钢材销售员:“您介绍的这些厚度可以用卡尺测一下吗?”销售员表示,厚度就是这样标的,卡尺量过不够厚,3mm的钢管也不会按2.5mm的价格卖。
“You can not find a standard steel pipe in the rental market and steel market unless you have a special 3.5mm thick steel pipe from the steel mill.” “This is a civil subcontractor, and I put it absolutely. To this end, the reporter ran several large and small steel market in Beijing, did not find 3.5mm thick steel pipe. The majority of the steel market spot wall thickness of only 2mm, 2.5mm, 3mm. Reporter asked the steel salesman: ”You can measure the thickness of these caliper measurements? " Salesman said the thickness is such a standard, the caliper is not enough thick, 3mm steel will not be sold according to the price of 2.5mm.