WA48Y弹簧式蒸汽安全阀适用于工作温度≤350℃的蒸汽、空气等介质的设备和管路上。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。弹簧全启式安全阀主要零部件材料NO.零件名称WA48Y-CA44Y-C材料WA44Y-P材料WA44Y-R材料1阀体WCBZG1Cr18Ni9TiCF8M2阀座2Cr131Cr18Ni9Ti3163调节圈ZG2Cr13ZG1Cr18Ni9Ti0Cr18Ni12Mo2Ti4反冲盘ZG2Cr13ZG1Cr18Ni9Ti3165阀瓣2Cr131Cr18Ni9Ti3166导向套2Cr131Cr18Ni9Ti0Cr18Ni12Mo2Ti7阀盖ZG230-450ZG230-450ZG230-4508弹簧50CrVA50CrVA包覆氟塑料50CrVA包覆氟塑料9阀杆2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti10扳手ZG200-400ZG200-400ZG200-40011调整螺杆452Cr132Cr1312保护罩ZG200-400ZG200-400316密封面材料堆焊Co基硬质合金弹簧全启式安全阀外形尺寸和连接尺寸型号公称通径doDKgg1bff1Z-ødDN'D1K1g3g2b1f'f1'Z1-ød1LL1≈HWA48Y-16C201510575551624-142511585651624-1411095411251611585651624-1432140100781824-18110954113220140100781824-1840150110851834-181151004114025150110851834-18501651251002034-1812011047250321651251002034-18651851451202034-1813512053265401851451202034-18802001601352038-1816014055680502001601352038-181002201801552238-18170135561100652201801552038-181252502101852238-18195175667125802502101852238-181502852402102438-232101908571501002852402102438-231753102702402638-2325523091520012534029526526312-2325040535532030312-26300260107325015040535532030312-2630046041037530412-26350320130730022046041037530412-26400580525485364)