应用规范1、设计制造造GB12235-892、结构长度按GB12221-893、法兰尺寸按JB/T79-944、阀门检查和试验按GB13927性能规范: 型号公称压力（MPa）实验压力工作温度（℃）适用介质强度水（MPa）密封（水）空气（MPa）低压密封空气（MPa）J41W-16P（R）?1.62.41.80.6≤200硝酸类J41W-25P（R）2.53.82.80.6≤200醋酸类J41W-40P（R）4.06.04.40.6≤200硝酸类J41W-60P（R）6.49.67.00.6≤200醋酸类主要零件材质:零件名称ZGICr18 Ni9TiZG00Cr18 Ni10ZG1Cr18 Ni12M02TiZG00Cr17Ni14M02WCB阀体/阀盖ZGICr18 Ni9TiZG00Cr18 Ni10ZG1Cr18 Ni12M0 2 TiZG00Cr17Ni14M0 2WCB闸板ZGICr18 Ni9TiZG00Cr18 Ni10ZG1Cr18 Ni12M0 2 TiZG00Cr17Ni14M0 21Cr13阀杆1Cr18 Ni9Ti00Cr18 Ni101Cr18 Ni12M0 2 Ti00Cr17Ni14M0 21Cr13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ZGICr18 Ni9TiZG00Cr18 Ni10ZG1Cr18 Ni12M0 2 TiZG00Cr17Ni14M0 2 系列WCB填料压环1Cr18 Ni9Ti00Cr18 Ni101Cr18 Ni12M0 2 Ti00Cr17Ni14M0 21Cr13螺栓1Cr17Ni21Cr17Ni21Cr17Ni21Cr17Ni235CrMoA螺母1Cr18 Ni9Ti1Cr18 Ni9Ti1Cr18 Ni9Ti1Cr18 Ni9Ti451.6MPa主要连接尺寸: 尺寸DN1520253240506580100125150200250300350400Lmm130150160180200230290310350400480600650750850950Hmm200243253280312321325355415460510700975111512501380Wmm1201401601602002002402402803203605606007008009002.5MPa主要连接尺寸:尺寸DN1520253240506580100125150200250300350400Lmm130150160180200230290310350400480600650750850950Hmm200243253280312321325355415460510700975111512501380Wmm1201401601602002002402402803203605606007008009004.0MPa主要连接尺寸:尺寸DN1520253240506580100125150200250300350400Lmm130150160180200230290310350400480600650750850950Hmm200243253280312321325355415460510700975111512501380Wmm120140160160200200240240280320360560600700800900