1．壳体精密铸造工艺，外观光洁，组织均匀，满足高中低压要求；2．特殊材料配对，确保密封面高硬度及硬度差；精密研磨，光洁如镜，耐磨耐蚀，有效延长使用寿命；3．背密封设计，有效保护密封填料，杜绝跑冒滴漏；4．双闸板设计，密封面自动100%吻合，特别方便在线检修；5．高压水强度，高压气体强度，无损检测等多道检测，全面控制铸钢件质量；6．阀杆表面经精密磨削，抗擦伤，有效地减轻启闭力矩，操作更轻松；7．采用特殊缓蚀填料结构设计，耐温耐压，无腐蚀，自动润滑，减轻启闭摩擦，避免对阀杆表面的腐蚀，进而免除外漏；8．双向承压密封设计，满足各类特殊工况的苛刻要求；9．严格手工配研，确保双侧密封面吻合度90%以上，实现气泡级出厂密封检测。10．各类自控智能型电装选择，实现远程自动控制及自动检测。执行标准AdministerStandard设计与制造DesignSpec结构长度FaceToFace压力-温度等级PressureTemperatureLating试验-检验InspectionAndTestE101JB/T3595DL/T531E101JB2766JB/T15188.1E101JB/T3595E101主要性能规范ChiefPropertyAndSpecification型号Type公称压力NominalPressure强度试验(MPa)ShellTest密封试验(MPa)SealingTest适用温度℃WorkingTemperature适用介质SuitableMediumZ60Y-250Z960Y-25025.037.527.5≤425水、蒸汽、油品Water、Steam、OilZ60Y-250IZ960Y-250I25.037.527.5≤550Z60Y-320Z960Y-32032.048.035.2≤425Z60Y-320IZ960Y-320I32.048.035.2≤550Z60Y-P54100VZ960Y-P54100VP54100V3011≤540Z60Y-P54140VZ960Y-P54140VP54140V4215.4Z60Y-P54170VZ960Y-P54170VP54170V4818.7主要零件材料及性能MainPartMaterialsandProperty阀体Body阀盖Cover支架Yoke闸板WedgeDisc阀杆Stem阀座Semt密封环Sealingring填料Packing阀杆螺母YokeBushingWCBA105WCB35WCBWCB2Cr1325增强柔性石墨EnhancedFlexibieGraphite增强柔性石墨EnhancedFlexibieGraphiteZCuLAL10Fe3WC612Cr1MoVWC612Cr1MoVWC6WC625Cr2MoV20Cr1Mo1V1A304WC912Cr1MoVWC912Cr1MoVWC9WC925Cr2MoV20Cr1Mo1V1A304规格主要尺寸SizeMainDimensions25.0MPaDNLdHL1L2选配电装E.AZ60Y-250100485981164437277DZW451256001181250437277DZW601757621481650554309DZW18022510412221650554309DZW18030012452942080554309DZW25032.0MPa100533821236437277DZW45Z60Y-320Z60Y-320IZ960Y-320Z960Y-320I125630981450437277DZW601757501421650554309DZW18022510601861680554309DZW18030013972782265764398DZW500P5410.0MPa100406841164437277DZW45Z60Y-P54100VZ960Y-P54100V1254861001402437277DZW601757111581650554309DZW1802258642001650554309DZW18030010672802106764398DZW350P5417.0MPa100533961236437277DZW45Z60Y-P54170VZ960Y-P54170V1256101181302437277DZW601757621481650554309DZW18022510412221650554309DZW180)