Standard for Proof of Pressure Ratings for Pressure Regulators and Temperature Regulators
压力调节器和温度调节器的压力等级证明标准
本标准描述了压力调节器和温度调节器在制造商额定压力或以下运行时的推荐验证试验。
This standard describes the recommended proof testing of pressure regulators and temperature regulators for operation at or below the manufacturer's rated pressure.