Coaxial heat exchanger for refrigeration equipment and air-conditioning
全国冷冻空调设备标准化技术委员会(SAC/TC 238)
本标准规定了制冷与空调用同轴套管式换热器(以下简称“换热器”)的术语和定义、基本参数、要求、试验、检验规则、标志、包装、运输和贮存。
本标准适用于以R134a、R22、R407c、R410A等A1类制冷剂，水、盐水和乙二醇溶液等为载冷剂的制冷与空调用换热器。
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