Now we make theoretical analysis to cost reduction of corrugated pipe in present R410A refrigerant sys-tem and put forward a size of material feeding with light pipe to realize cost reduction according to R410A refrigerant physical properties as well as pressure formula to biggest test of corrugated pipe.%根据R410A冷媒物理性能及波纹管最大试验压力公式,对现有R410A冷媒系统中波纹管降成本进行理论分析,并提出一种光管下料规格来实现成本的降低。
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