Description: 系列SeriesA21F-16C A21H-16C A21H-40 A21H-64 A21Y-100 A21H-160 A21W-16P A21W-40P A21F-40P A21W-64P A21W-100P A21W-160P KA21Y-16C KA21Y-16P A21Y-16R A21Y-40R A21Y-64R A21Y-100R A21Y-160RA21F、A21H-C型适用于工作温度≤200℃的空气、氨、石油气……等介质的设备或管路上。A21W-P、R型适用于温度≤200℃有腐蚀性的气体或液体的设备或管路上,作为超压保护装置。KA21Y型适用于温度≤100℃的液化石油气等。A21F, A21H-C type are used for the equipment and pipeline of the air, ammonia, petroleum gas, etc. medium what the wor-king temperature are less than 200 . A21W-P, R type are used for the equipment and pipeline of the quality with corr ode gas and liquid medium shat the wor-king temperature are less than 200 . Take for extrapressure protection devices. KA21Y type are used for liquefied petroleum gas what the working temperature are less than 100主要零部件材料Explanation of materials for main partsNO.Name of partA21H-C/A21F KA21Y-C MaterialsA21W-P/A21F-P KA21Y-P MaterialsA21Y-R Materials1 Union201Cr18Ni9Ti1Cr18Ni12Mo2Ti2 Union nut352Cr131Cr18Ni9Ti3 Nozzle351Cr18Ni9Ti1Cr18Ni12Mo2Ti4 Body2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti5 Disc2Cr13/2Cr13+PTFE1Cr18Ni9Ti/1Cr18nI9Ti+PTFE1Cr18Ni12Mo2Ti6 Spring washer2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti7 Spring50CrVA50CrVACoated Teflon50CrVACoated Teflon8 Locking nutQ235-A2Cr131Cr18Ni9Ti9 Spring guide2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti10 Adjusting nutQ235-A2Cr131Cr18Ni12Mo2Ti Sealing surface of material"Y" CoDepositing stellite, "H" D507 Depositing D507, "W"body 外形尺寸和连接尺寸Dimensions (mm)Type(DN)Nominal diameterdodDoMd1D1LL1HKA21Y-16C A21H-16C A21H-40A21W-16P A21W-40P KA21Y-16P15121520M27 1.5G1/2"3035766620162025M33 1.5G3/4"3440876825182531M39 1.5G1"4050100105A21Y-64A21Y-64P A21Y-100A21Y-100P15101525M39 1.5G1"44501006620102031M39 1.5G1"44501006825122531M39 1.5G1"4450100105A21W-160/160P15820/M24 2G1"445010026120825/M33 2G1"445010026125828/M36 2G1"4450100285 |