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