用途：空气/石油气安全阀,广州永一气体安全阀适用于工作温度≤300℃空气、石油气、液体等介质的设备和管路上。A42H-P型及A42H-R型适用于工作温度≤200℃有腐蚀性的介质的设备和管路上，作为超压保护装置。连接法兰标准按JB/T……-94系列1。≥6.4MPa按JB/T……-94系列2。空气/石油气安全阀,广州永一气体安全阀主要零部件材料:NO.零件名称A42H-C/KA42H-C材料A42H-P/KA42H-P材料A42H-R材料DA42H-P材料1阀座2Cr13/1Cr18Ni9TiZG1Cr18Ni9TiZG1Cr18Ni12Mo2TiZG1Cr18Ni9Ti2阀体WCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2TiLCB/ZG1Cr18Ni9Ti3调节圈2Cr13/1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti1Cr18Ni9Ti4反冲盘2Cr13/1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti1Cr18Ni9Ti5阀瓣2Cr13/1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti1Cr18Ni9Ti6导向套2Cr13/1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti1Cr18Ni9Ti7阀盖ZG230-450ZG230-450ZG230-450ZG1Cr18Ni9Ti8弹簧50CrVA50CrVA包覆氟塑料50CrVA包覆氟塑料50CrVA9阀杆2Cr131Cr18Ni9Ti/1Cr18Ni12Mo2Ti1Cr18Ni9Ti/1Cr18Ni12Mo2Ti1Cr18Ni9Ti10调整螺杆452Cr132Cr132Cr1311阀帽ZG200-400ZG200-400ZG200-400ZG230-45012密封面材料堆焊Co基硬质合金空气/石油气安全阀,广州永一气体安全阀外形尺寸和连接尺寸：型号公称通径doDKgg1bff1Z-ødDN'D1K1g3g2b1f'f1'Z1-ød1LL1≈HA42H-16CA42H-16PA42H-16RKA42H-16CDA42H-16C（P）201510575551624-142511585651624-1411095378251611585651624-1432140100781824-18110953783220140100781824-1840150110851834-181151003784025150110851834-18501651251002034-1812011040650321651251002034-18651851451202034-1813512045065401851451202034-18802001601352038-1816014052080502001601352038-181002201801552238-18170135525100652201801552238-181252502101852238-18195175690125802502101852238-181502852402102438-232101907801501002852402102438-231753102702402638-2325523083820012534029526526312-2325040535532030312-2630026099225015040535532030312-2630046041037530412-26350320126630022046041037530412-2640058052548536416-30370350128335025052047043534416-2650071565060844420-34500450152040028058052548536416-3050071565060844420-345004501530A42H-25CA42H-25PA42H-25RKA42H-25CDA42H-25（P）201510575551624-142511585651624-1411095378251611585651624-1432140100781824-18110953783220140100781824-1840150110851834-181151003784025150110851834-18501651251002034-1812011040650321651251002034-18651851451202034-1813512045065401851451202238-18802001601352038-1816014052080502001601352238-181002201801552238-18170135525100652301901602438-231252502101852238-18195175690125802702201882838-261502852402102438-232101907801501003002502183038-261753102702402638-2325523083820012536031027834312-2625040535532030312-2630026099225015042537033236312-3030046041037530412-26350320126630022048543039040416-3040058052548536416-303703501283A42H-40CA42H-40PA42H-40RKA42H-40CDA42H-40（P）201510575515516244-142511585651624-1411095378251611585586516244-1432140100781824-18110953783220140100667818244-1840150110851834-181151003784025150110768518344-18501651251002034-1812011040650321651258810020344-18651851451202034-18135120450654018514511012022348-18802001601352038-18160140520805020016012113522348-181002201801552238-18170135525100652351901501602434.58-231252502101852238-18195175690125802702201761882834.58-261502852402102438-232101907801501003002502042183034.58-261753102702402638-232552308382001253753202602823834.512-3025040535532030312-263002609922501504503853133454234.512-3430046041037530412-263503201266A42H-64A42H-64PA42H-64RDA42H-64（P）201012590516822244-182511585586516244-1496852642516140100587822244-1832140100667818244-181101002773220155110668224244-2340150110768518344-181301102894025170125769524344-23501651258810020344-1813012031950321801358810526344-2365185145110120222348-18135130389654020516011013028348-238020016012113522348-18175160493805021517012114030348-231002351901501602434.58-23175160483100652502001501683234.58-261252702201761882834.58-251951956131501003452802042403834.58-342003753202602823834.512-30280265894A42H-100A42H-100PA42H-100RDA42H-100（P）201012590516822244-182511585586516244-1496852642516140100587824244-1832140100667818244-181101002773220155110668224244-2340150110768518344-181301102894025170125769526344-2350165125810020344-1813012031950321951458811228344-266518514511012022348-18135130389653222017011013832348-268020016012113522348-18175160493804023018012114834348-261002351901501602434.58-23175160483100502652101501723834.58-301252702201761882834.58-25195195613150803552902042504634.512-342003753202602823834.512-30280265894)