... -01,PT-3/4-02,PT-1/2-02.4)operating temperature:60°C,65°C,70°C,75°C,80 ... °C,90°C,95°C,99°C.Can change the operating temperature as the customers' requirements range from 60°C to ... 99°C.5)operating pressure:0.3Mpa-1.4Mpa ( function(){ var aBigImageSrc = [ 'http://i00 ... /P safety valve sensitive to temperature and pressure China national standard GB/T 20910-2007