A44Y适用于工作温度≤300℃的空气、石油等介质的设备或管路上，作为超压保护装置。    连接法兰标准PN＜6.4MPa按JB/T-94系列1。PN≥6.4MPa按JB/T-94系列2标准。主要零部件材料：NO.零件名称A44Y-C 材料A44Y-P材料A44Y-R材料1阀体WCBZG1Cr18 Ni9TiCF8M2阀座2Cr131Cr18 Ni9Ti3163调节圈ZG2Cr13ZG1Cr18 Ni9Ti0Cr18 Ni12Mo2Ti4反冲盘ZG2Cr13ZG1Cr18 Ni9Ti3165阀瓣2Cr131Cr18 Ni9Ti3166导向套2Cr131Cr18 Ni9Ti0Cr18 Ni12Mo2Ti7阀盖ZG230-450ZG230-450ZG230-4508弹簧50CrVA50CrVA包覆氟塑料50CrVA包覆氟塑料9阀杆2Cr131Cr18 Ni9Ti1Cr18 Ni12Mo2Ti10扳手ZG200-400ZG200-400ZG200-40011调整螺杆452Cr132Cr1312保护罩ZG200-400ZG200-40031613密封面材料堆焊Co基硬质合金外形尺寸和连接尺寸:型号公称通径doDKgg1bff1Z-ødDN'D1K1g3g2b1f'f1'Z1-ød1LL1≈HA44Y-16C A44Y-16P A44Y-16R201510575551624-142511585651624-1411095411251611585651624-1432140100781824-18110954113220140100781824-1840150110851834-181151004114025150110851834-18501651251002034-1812011047250321651251002034-18651851451202034-1813512053265401851451202034-18802001601352038-1816014055680502001601352038-181002201801552238-18170135561100652201801552038-181252502101852238-18195175667125802502101852238-181502852402102438-232101908571501002852402102438-231753102702402638-2325523091520012534029526526312-2325040535532030312-26300260107325015040535532030312-2630046041037530412-26350320130730022046041037530412-2640058052548536416-30370350123335025052047043534416-2650071565060844420-34500450171140028058052548536416-3050071565060844420-345004501780A44Y-25A44Y-25P A44Y-25R201510575551624-142511585651624-1411095411251611585651624-1432140100781824-18110954113220140100781824-1840150110851834-181151004114025150110851834-18501651251002034-1812011047250321651251002034-18651851451202034-1813512053265401851451202238-18802001601352038-1816014055680502001601352238-181002201801552238-18170135561100652301901602438-231252502101852238-18195175667125802702201882838-261502852402102438-232101908571501003002502183038-261753102702402638-2325523091520012536031027834312-2625040535532030312-26300260107325015042537033236312-3030046041037530412-26350320130730022048543039040416-3040058052548536416-30370350123335025055549044844416-3450071565060844420-34500450171140028062055050548416-3650071565060844420-345004501780A44Y-40 A44Y-40P A44Y-40R201510575515516244-142511585651624-1411095411251611585586516244-1432140100781824-18110954113220140100667818244-1840150110851834-181151004114025150110768518344-18501651251002034-1812011047250321651258810020344-18651851451202034-18135120532654018514511012022348-18802001601352038-18160140556805020016012113522348-181002201801552238-18170135561100652351901501602434.58-231252502101852238-18195175697125802702201761882834.58-261502852402102438-232101908571501003002502042183034.58-261753102702402638-232552309152001253753202602823834.512-3025040535532030312-2630026010732501504503853133454234.512-3430046041037530412-2635032013073002205154503644084644.516-3440058052548536416-303703501233350250580510422465524516-3650071565060844420-345004501711400280660585474535584516-4150071565060844420-345004501711A44Y-64A44Y-64P A44Y-64R201012590516822244-182511585586516244-1496852972516140100587822244-1832140100667818244-181101003103220155110668224244-2340150110768518344-181301103224025170125769524344-23501651258810020344-1813512035250321801358810526344-236518514511012022348-18155135425654020516011013028348-238020016012113522348-18175160570805021517012114030348-231002351901501602434.58-23175160560100652502001501683234.58-261252702201761882834.58-251951956901501003452802042403834.58-342003753202602823834.512-30280265935A44Y-100 A44Y-100P A44Y-100R201012590516822244-182511585586516344-1496852972516140100587824244-1832140100667818244-181101003103220155110668224244-2340150110768518244-181301103224025170125769526344-23501651258810020344-1813512035250321951458811228344-266518514511012022348-18155135425653222017011013832348-268020016012113522348-18175160570804023018012114834348-261002351901501602434.58-23175160560100502652101501723834.58-301252702201761882834.58-25195195690150803552902042504634.512-342003753202602823834.512-30280265935