【波纹管截止阀产品用途】WJ41H、WJ41W 型 PN16~PN40 波纹管截止阀适用于工作压力 1.6~4.0MPa，工作温度-29～350℃的石油、化工、制药、化肥、电力行业等各种的工况上，却断或接通调节管路介质。 【波纹管截止阀产品特点】1、产品结构合理、密封可靠2、密封面堆焊Co基硬质合金，耐磨、耐腐、抗摩擦性能好、使用寿命长3、阀杆调质及表面氮化处理，有良好的抗腐和抗摩擦性能4、零件材质及法兰、堆焊端尺寸可根据实际工况或用户要求合理选配，满足各种工程需要5、阀芯可根据需要做承切断型和调节型6、双重的密封设计(波纹管+填料)若波纹管失效，阀 杆填料也会避免注册,并符合国际密封标准                          7、没有流体损失，降低能源损失，提高工厂设备安 全。                                                               8、使用寿命长，减少维修次数，降低经营成本。9、坚固耐用的波纹管密封设计，保证阀杆的零泄漏，提供无需维护的条件。10、气体介质阀座采用PTFE软密封材料提高本阀的密封性。11、耐高温≤425℃阀座采用锥面硬密封。达到气密性能零泄漏。 设计与制造标准：●设计与制造：BS1873　BS5160　GB12233●法兰尺寸：ANSIB16.5　JB/T79　GB9113●压力温度：ANSIB16.34●结构长度：GB12221●对焊连接尺寸：GB1224●检验与实验：GB/T13927 安装尺寸及重量：GB 1.6MPaDN101520253240506580100125150200L130130150160190200230290310350400480600H230230275295305355410445480525545615780D0120120140160160200240280320360400400450Wt3.55791216243041569098170GB2.5MPaDN101520253240506580100125150200L130130150160190200230290310350400480600H230230275295305355410445480525545615780D0120120140160160200240280320360400400450Wt3.55791216243041569098170GB 4.0MPaDN101520253240506580100L130130150160190200230290310350H230230275295305355410445480525D0120120140160160200240280320360Wt4.9579151724304258【性能参数】型号WJ41H-16CWJ41H-25CWJ41W-16PWJ41W-25P工作压力（MPa）1.62.51.62.5适用温度（℃）≤425≤150（保温夹套）适用介质无腐蚀性介质腐蚀性介质材料阀体、阀盖、闸板碳素钢铬镍钛不锈钢阀杆铬不锈钢铬镍钛不锈钢密封面铬不锈钢或碳钢堆焊硬质合金铬镍钛不锈钢填料柔性石墨或夹不锈钢丝柔性石墨柔性石墨或夹不锈钢丝柔性石墨波纹管奥氏体不锈钢奥氏体不锈钢主要外形和连接尺寸公称通径主要外形尺寸和连接尺寸LDD1L1L2HD0WJ61H-16C WJ61H-25 WH61H-40 WJ61W-16P WJ61W-25P  WJ61W-40P151103422.5101821422.5201304028.5111824228.5251404834.5122024534.5321605643142229643401806449152533749502308561182834261公称通径主要外形尺寸和连接尺寸LDD1D2bfZ-dHD0WJ41H-16C WJ41W-16P151309565471424-13.52021202015010575581424-13.52311402516011585681424-13.523114032180140100781624-17.528616040200150110881634-17.5317200502301651251021634-17.5317200652901851451221838-17.5331240803102001601232038-17.54022401003502201801582038-17.541632012540025021018422338-17.54673601504802852402122438-2252536020060034029526826312-22611500【结构图片】