seamless cold meaning in English

冷加工无缝钢管

Specification for seamless cold - drawn carbon steel feedwater heater tubes
无缝冷拉碳素钢给水加热器管规范
Standard specification for seamless cold - drawn carbon steel feedwater heater tubes
无缝冷拉碳素钢给水加热器管的标准规范
Standard specification for seamless cold - drawn carbon steel tubing for hydraulic system service
液压系统设备用无缝冷拔碳素钢管的标准规范
Steel tubes for precision applications - technical delivery conditions - seamless cold drawn tubes
精密仪器用钢管.交货技术条件.无缝冷拔钢管
Standard specification for seamless cold - drawn low - carbon steel heat - exchanger and condenser tubes
热交换器和冷凝器用无缝冷拉低碳钢管标准规范

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