一、波纹管平衡式安全阀的主要零部件材料NO.零件名称WA42Y-C型材料WA42Y-P型材料WA42Y-R型材料1阀体WCBZG1Cr18Ni8Ti,304CF8M2阀座2Cr131Cr18Ni8Ti3163调节圈2Cr131Cr18Ni8Ti0Cr18Ni12Mo2Ti4阀瓣2Cr131Cr18Ni8Ti3165反冲盘2Cr131Cr18Ni8Ti3166波纹管3043043167导向套2Cr131Cr18Ni8Ti0Cr18Ni12Mo2Ti8阀盖ZG230-450ZG230-450ZG230-4509弹簧50CrVA50CrVA包覆氟塑料50CrVA包覆氟塑料密封面材料)