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Standard
| QC/T 663-2019 Vehicle air conditioner thermal expansion valve (English Version) |
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Detail of QC/T 663-2019
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Introduction of QC/T 663-2019
本标准规定了汽车空调用热力膨胀阀的定义、分类、技术要求、试验方法、检验规则及标志、包装、运输与贮存的要求。
本标准适用于蒸发温度5℃时额定容量不超过36KW，使用制冷剂HFC-134a/HFO-1234yf的热力膨胀阀。
Contents of QC/T 663-2019