NO. | WA42Y波纹管型零件名称 | WA42Y-C型材料 | WA42Y-P型材料 | WA42Y-R型材料 | 1 | 阀体 | WCB | ZG1Cr18Ni8Ti,304 | CF8M | 2 | 阀座 | 2Cr13 | 1Cr18Ni8Ti | 316 | 3 | 调节圈 | 2Cr13 | 1Cr18Ni8Ti | 0Cr18Ni12Mo2Ti | 4 | 阀瓣 | 2Cr13 | 1Cr18Ni8Ti | 316 | 5 | 反冲盘 | 2Cr13 | 1Cr18Ni8Ti | 316 | 6 | 波纹管 | 304 | 304 | 316 | 7 | 导向套 | 2Cr13 | 1Cr18Ni8Ti | 0Cr18Ni12Mo2Ti | 8 | 阀盖 | ZG230-450 | ZG230-450 | ZG230-450 | 9 | 弹簧 | 50CrVA | 50CrVA包覆氟塑料 | 50CrVA包覆氟塑料 | | 密封面材料 | | | |