保温阀应用规范1、设计制造造GB12234-892、结构长度按GB12221-893、法兰尺寸按JB/T79-944、阀门检查和试验按GB13927保温阀主要零件材质零件名称ZGICr18Ni9Tit系列ZG00Cr18Ni10系列ZG1Cr18Ni12M02Ti系列ZG00Cr17Ni14M02系列WCB系列阀体/阀盖ZGICr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M02WCB闸板ZGICr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M021Cr13阀杆1Cr18Ni9Ti00Cr18Ni101Cr18Ni12M02Ti00Cr17Ni14M021Cr13填料PTFE编织PTFE编织PTFE编织PTFE编织石墨垫片304＋PTFE304L＋PTFE316＋PTFE316L＋PTFE石墨＋304压盖ZGICr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M02系列WCB填料压环1Cr18Ni9Ti00Cr18Ni101Cr18Ni12M02Ti00Cr17Ni14M021Cr13螺栓1Cr17Ni21Cr17Ni21Cr17Ni21Cr17Ni235CrMoA螺母1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti45保温阀1.6MPa主要连接尺寸尺寸DN40506580100125150200250300Lmm200250265280300325350400450500Hmm3103583734355006146748189691145Wmm200240240280320360360400450560保温阀2.5MPa主要连接尺寸尺寸DN40506580100125150200250300Lmm200250265280300325350400450500Hmm35837343550061467481896911451145Wmm240240280320360360400450560640保温阀4.0MPa主要连接尺寸尺寸DN40506580100125150200250300Lmm200250280310350400450550650750Hmm35837343550061467481896911451145Wmm240240280320360360400450560640)