一、高温高压安全阀主要零部件材料序号零件名称C型材料I型材料V型材料1阀体WCBZG1Cr5MoZG15Cr1Mo1V2阀座2Cr131Cr18Ni9Ti12Cr1MoVA3调节圈2Cr131Cr18Ni9Ti1Cr18Ni9Ti4阀瓣2Cr1317-4PH17-7PH5导向套2Cr131Cr18Ni9Ti1Cr18Ni9Ti6散热器ZG230-450ZG230-450ZG230-4507阀盖ZG230-450ZG230-450ZG230-4508弹簧50CrVA50CrVA50CrVA二、产品图片)