一、Z41H闸阀主要用途Z41H闸阀高中压法兰连接的闸阀适用于公称压力PN1.6～16.0MPa,工作温度≤-29℃～550℃的石油、化工、水力、火力电站各种系统的管路上，切断或接通管路介质。适用介质为：水、油品、蒸气、及酸、碱、氨、尿素、含硫***等。操作方式有：手动、齿轮传动、电动、气动等。二、Z41H闸阀应用规范设计与制造GB/T12234连接端尺寸结构长度GB/T12221法兰尺寸JB79检验与试验JB/T9092材料碳钢GB/T12229不锈钢GB/T12230标志GB/T12220供货JB/T7928三、Z41H闸阀结构与特点1、选材考究，符合国内外相关标准，材料的***质量高。2、符合国内外***标准的要求，密封可靠、性能优良、造型美观。3、密封副配对***合理，闸板和阀座的密封面采用不同硬度的司太立（Stellite）钴基硬质合金堆焊而成，密封可靠、硬度高、耐磨、耐高温、耐腐蚀、抗擦伤性能好、寿命长。4、阀杆经调质及表面氮化处理，有良好的抗腐蚀性、抗擦伤性和耐磨性。5、采用楔式弹性闸板结构，中大口径设置推力轴承，磨擦力小，并配有撞击手动，启闭轻松自如。6、可采用各种配管法兰标准及法兰密封面形式，满足各种工程需要及用户要求。四、Z41H闸阀主要零件材料及主要用途阀体阀盖阀板阀座阀杆填料适用介质适用温度(≤℃)WCBWCB+D507MOD5772Crl3柔性石墨水、油品、蒸汽425ZGlCr5MOZGlCr5M0+Stellite121Crl8Ni9+Stellite625Cr2M01VA柔性石墨水、油品、蒸汽550ZGlCrl8Ni9TiCrl了Ni21Crl8Ni9+Stellite61Crl8Ni9TiPTFE硝酸类、碱类200ZG00Crl7Nil4M02316L+Stellite12316L+Stel1ite6316LPTFE尿素、甲铵液、磷酸200五、Z41H闸阀主要外形尺寸、连接尺寸及质量公称压力PN(MPa)公称通径DN(mm)标准值参考值LDD1D2D6bff1Z-φdDoH质量(kg)1.6151309565461424-φ1412022042015010575551424-φ1414025662516011685651424-φ14160276632180135100781624-φ18180280740200145110861634-φ1820030018502501601251001634-φ1824035829652651801451201834-φ1825541532802801951601352038-φ18280435461003002151801552038-φ18320500631503502802402102438-φ2336067513420040033529526526312-φ2340081819225045040535532030312-φ2545697027330050046041037530412-φ25500114037935055052047043534416-φ25600128059040060058052548536416-φ30720145085045065064058554540420-φ30720158091050070070565060844420-φ34720167595860080084077071848520-φ41800199011802.5151309565461424-φ1412022042015010575551424-φ1414025662516011685651424-φ14160276732180135100781824-φ18180280840200145110861834-φ1820030018502501601251002034-φ1824035829652651801451202234-φ1825541534802801951601352238-φ18280435461003002301901602438-φ23320500641503503002502183038-φ2536067513420040036031027834312-φ2540081821325045042537033236312-φ3045697029030050048543039040416-φ30500114039935055055049044844416-φ34600128063140060061055050548416-φ34720145090045065066060055550420-φ34720158096550070073066061052420-φ417201675103560080084077071856520-φ41800199012604．0502501601251008820344-φ18280371306528018014512011022348-φ18300432408031019516013512l22348-φ18320455521003502301901601502434．58-φ23360551821504503002502182043034．58-φ254007081532005503753202822603834．512-φ304508852622506504453853453134234．512-φ3456010153663007505104504083644644．516-φ3464011605633508505705104654224516-φ416401310920400950655585535474584520-φ4l720149013505001150755670612576624520-φ4l800205020006.4502501751351058826344-φ18280402356528020016013011028348-φ18300450438031021017014012l30348-φ18320475621003502502001681503234．58-φ23360565881504503402802402043834．58-φ254007121802005504053453002604434．512-φ304508902752506504704003523134834．512-φ3456010304083007505304604123645444．516-φ347201182590)