n■GUHigh Vacuum(Pressure)Ball Valve■GU high vacuum(pressure)ball valve is used to put through or cut off the medium flow in vacuum(pressure)pipeline in the areas of vacuum, dairy products, breweries, biological engineering, foodstuff, pharmaceuticals, drinks, coetics and chemicals.■主要技术性能Main Technical Performance■■■ 阀门漏率:Valve Leak Rate ≤1.3×10-4Pa.L/S. 适用温度:Applicable Temperature -30~+150℃ -30~+150℃(PPL密封) 适用范围:Appy Range 连接型式 Loose Flange 使用压力范围(Pa) 活套法兰(GB6070、JB919) 0.6×106~1.3×10-4 法兰(GB6070、JB919) 1.6×106~1.3×10-4 快卸法兰(GB4982) 0.1×106~1.3×10-4 螺纹连接 Threaded Connection 1.6×106~1.3×10-4■主要零件材料Materials of Main Parts■■阀体、阀盖、阀杆:不锈钢密封件:四乙烯、橡胶、橡胶、PPL。Body, disc and stem: stainless steel.Sealing element: PTFE, NBR, Viton, PPL.CONSTRUCTION FIGHTS (mm)■外形及连接尺寸(mm)(JB919)Overall and Connection Dimensions(mm)■螺纹连接的外形及连接尺寸(图一)Model型号DNGHELGU-10(G)101/4"5210568GU-16(G)161/2"13072GU-20(G)203/4"6713082GU-25(G)251"8316590GU-32(G)321-1/4"89165112GU-40(G)401-1/2"100190120GU-50(G)502"125190145GU-63(G)632-1/2"150250185GU-80(G)803"161250210GU-100(G)1004"180280268■活套法兰连接(GB6070)(图二)Model型号DNDDoHELn-φcGU-10(F)10554052105844-φ6.6GU-16(F)166045130844-φ6.6GU-25(F)257055831651144-φ6.6GU-32(F)329070891651404-φ9GU-40(F)40100801001901604-φ9GU-50(F)50110901251901704-φ9GU-63(F)631301101502501954-φ9GU-80(F)801451251612502208-φ9GU-100(F)1001651451802802808-φ9■快卸法兰连接(GB4982)(图三)Model型号DND1DHELGU-10(KF)1012.2305210584GU-16(KF)1617.23013084GU-25(KF)2526.24083165114GU-32(KF)3234.25589165140GU-40(KF)4041.255100190160GU-50(KF)5052.275125190170 $n