The paper reviews the application of cold-rolled, hot-rolled steel sheet and round steels in the cab and chassis of domestic heavy truck, and discusses the methods to reduce automotive dead weight.
综述了国内重型汽车驾驶室和底盘用量较大的钢材——冷轧钢板、热轧钢板和圆钢在重型汽车上的应用现状，讨论和分析了降低汽车自重的途径和方法。
Plymouth Tube COMPANY Description Plymouth Tube is a manufacturer of round and specialty shaped tubing, extruded and cold drawn shapes in Carbon, Alloy, Stainless Steel and Nickel Alloys.
普利茅斯钢管生产圆形与异形钢管以及热挤、冷拔特殊型钢，所生产的钢种有碳钢、合金钢、不锈钢与镍基合金钢。
Alloy steel, die steel, tool steel. Processing materials for the user model and the cold drawing hot rolled round steel bar. Can be long-term stock.
合金钢，模具钢，工具钢。可为用户加工生产材质型号热轧圆钢及冷拉圆钢。并可长期现货供应。
ERW pipe and profile machine complete line to manufacture, round square and rectangular pipes. install and start the BTM520 (76-165mm) hot and cold rolled steel coils.
中径电阻焊管生产线，用来生产圆管、方管和矩形管，起始原料是根据BTM 520标准的76- 165 mm的热轧和冷轧钢卷。
ERW pipe and profile machine complete line to manufacture, round square and rectangular pipes. install and start the BTM520 (76-165mm) hot and cold rolled steel coils.
中径电阻焊管生产线，用来生产圆管、方管和矩形管，起始原料是根据BTM 520标准的76- 165 mm的热轧和冷轧钢卷。
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