J41H、J41Y、J41W法兰国标截止阀良精阀门产品工作原理和用途：J41H、J41Y、J41W截止阀的启闭件是圆柱形的阀瓣，密封面呈平面或锥面，阀瓣沿流体的中心线作直线运动。国标截止阀只适用于全开和全关，一般不用来调节流量，定做时允许作调节和节流。产品结构特点：1、结构简单，制造和维修比较方便2、工作行程小，启闭时间短3、密封性好，密封面间磨擦力小，寿命较长产品性能参数：型号J41H-16C～160CJ41Y-16C～160CJ41W-16P～160P工作压力（MPa）1.6～16.0适用温度（℃）≤425≤150适用介质水、蒸汽、油品弱腐蚀性介质材料阀体、阀盖碳素钢铬镍钛不锈钢阀杆铬不锈钢铬镍钛不锈钢密封面堆焊铁基合金堆焊硬基合金本体材料填料石棉石墨、柔性石墨、聚四氟乙烯产品主要零件材料：阀体WCBZG1Cr18Ni12Mo2TiZGCr5MoZG1Cr18Ni9Ti阀盖WCBZG1Cr18Ni12Mo2TiZGCr5MoZG1Cr18Ni9Ti支架WCBZG1Cr18Ni12Mo2TiZGCr5MoZG1Cr18Ni9Ti阀瓣2Cr13316Cr5Mo304阀杆2Cr1331625Cr2MoV304阀座25316304304密封环304、增强柔性石墨填料增强柔性石墨阀杆螺母ZCuA110Fe3产品主要尺寸：公称压力PN(MPa)公称通径DN（mm）标准值参考值LDD1D2D6bff1Z-φdDoH质量（Kg）1.6151309565451623-φ141202185.22015010575551623-φ141402587.02516011585651623-φ141602757.432180135100781824-φ181802808.540200145110851834-φ1820033012.51.6502301601251001634-φ1822032019652901801451201834-φ1828032528803101951601352038-φ18300355381003502151801552038-φ18320415521254002542101852238-φ18320460801504802802402102438-φ2332051010520060033529526526312-φ2340056818025065040535532030312-φ2545075232630075046041037530412-φ2550081245235085052047043534416-φ2570096059040095058052548536416-φ3080010609504.0151309565454016243-φ141202335.42015010575555116243-φ141402757.02516011585655816243-φ141602858.8532180135100786618244-φ1818030211.840200145110857618344-φ1820035516.5502301601251008820344-φ18240373246.41517010575554118244-φ14140195102019012590685120244-φ181602281325210135100785822244-φ1818027514.532230150110826624244-φ232003251940260165125957624344-φ2324036025503001751351058826348-φ232804103510.0151701057555352026.54-φ1414020211201901259068452226.54-φ1816022813.22521013510078502426.54-φ18180250143223015011082652426.54-φ23220326154026016512595752636.54-φ2324035929503001951451128528388-φ2528904144916.0151701107552352426.54-φ1814014812.2201901309062452626.54-φ23160156152521014010072502826.54-φ23180175173223016511585653026.54-φ2522020021.44026017512592753236.54-φ2724023132503002151651329536388-φ2530026252技术快讯：本发明公开一种手动阀门，包括安装板、阀体、阀杆和摇柄，所述阀体固定在安装板中部，所述阀杆安装在阀体内，所述摇柄安装在阀杆上，所述摇柄分别与安装板和阀杆铰接，所述阀杆中部安装有密封圈，所述阀杆底部设置有阀芯，所述阀杆外侧设置有导油槽，所述阀体一端安装有管体，所述阀体底部设置有电热丝和入水孔，所述管体与阀体焊接，所述管体内安装有温度传感器，所述管体末端安装喷嘴，本发明的手动阀门安装方便，结构稳定，容易维护，具有防冻功能。)