A42Y-160-320 Closed spring loaded full bore type high pressure safety valve

A42Y-160/320 type high pressure safety valve are used for the equipment and pipeline of the air,N2,H2 mixed gas, etc. medium what the working temperature are less than 200℃.A42Y-160P/320P,A42Y-160R/320R type are used for the equipment and pipeline of the quality with corrode medium what the working temperature are less than 200℃.Take for extra pressure protection devices.