This standard specifies the requirements,test methods,inspection rules,packaging,marking,transportation,storage,quality certificate and order list (or contract) of seamless copper and copper alloy tubes for air conditioner and refrigeration equipment.
This standard is applicable to seamless copper and copper alloy tubes (hereafter referred as tubes) for residential air conditioner,refrigerator (freezer),small and medium size central air conditioner and refrigeration equipment.
定价: 552元 / 折扣价: 470 元 加购物车
This standard specifies the requirements,test methods,inspection rules and marking,packaging,transportation,storage,quality certificate and the contract (or order list) of the bronze rod and bar for electrified high-speed railway overhead line parts.
This standard is applicable to the bronze rod and bar for electrified highspeed railway overhead line parts.
定价: 312元 / 折扣价: 266 元 加购物车
我的标准
购物车
400-168-0010






对不起,暂未有相关搜索结果!










