用途 法兰连接钢制闸阀适用于ANSI Class150900、PN2.016.0MPa、JIS1020K，工作温度-29425（碳钢）及-40500（不锈钢）的名种管路上，用于截断或接通管路中的介质。通过选用不同的材质，可适用于水、蒸汽、油品、硝酸、醋酸、强氧化性介质及尿素等多种介质。有手动、伞齿轮传动及电动等。 结构特点产品设计制造符合国外先进标准要求，密封可靠，性能优良。 结构设计紧凑合理，造型美观。 采用楔式弹性闸板结构，中大口径设置滚动轴承，启闭轻松。 阀体材料品种齐全，填料、垫片根据实际工况或用户要求合理选配，可适用于各种压力、温度及介质工况。 采用国内外多种配管法兰标准及法兰密封面型式，满足各种工程需要及用户要求。 美标闸阀应用规范 设计与制造 Design and Manufacture 结构长度Face to face/ End to end法兰尺寸FlangeDimension对焊连接尺寸Butt welding dimension压力-温度Pressure Temperature Lating试验-检验Inspection and TestAPI 600ANSI B16.10ANSI B16.5ANSI B16.25ANSI B16.34API 598API 6DAPI 6DANSI B16.5ANSI B16.25ANSI B16.34API 6D压力试验 Pressure Test公称压力PN(Lb) NominalPressure 强度试验Shell Test水密封试验 WaterSeal Test 气密封试验Air SealTestMPaLbf/in2MPaLbf/in2MPaLbf/in21503.04302.23150.4-0.760-1003007.711105.781560015.3222011.363090023.03330172445主要零件材料及性能 Main Part Materials and Property体盖瓣   Body Cover Disc阀杆Stem密封面Sealing Face垫片（环）Sealing Shim  填料    Packing工作温度Working Temperature适用介质Suitable MediumWCB2Cr1313Cr STL木体材料With BodyMaterial尼龙Nylon增强柔性石墨 13Cr/柔性石墨Enhanced Flexible Graphite1Cr13/Flexible GraphiteSFB-208软钢08 Soft StealF304F316F304LF316L柔性石墨 增强柔性石墨Flexible GraphiteEnhanced Flexible GraphiteSFB/260SFP/260PTFE425水 蒸汽 油品 WaterSteamPetroleumProductsWC138CrMoAl 25Cr2MoV425WC6540WC9570C5 C12540CF8F304200硝酸醋酸尿素 Nitric acidAcetic acidCF8MF316CF3F304LCF3MF316L150Lb主要尺寸和重量   Size Main Dimensions and WeightDN150Lb凸面法兰（RF）     主要尺寸   Dimensions（mm） 重量(kg) WeightmminLDD1D2bn-φdHD0151/21088960.53511.24-161691005203/41179869.94312.74-161921006.125112710879.25114.24-1623012093211/41401178963164-16246120124011/216512798.67317.54-1628315017502178152120.79219.04-19323150236521/2190.5178139.710522.44-1934718045803230190152.4127244-19383200501004229229190.5157248-19457200631255254254216186248-22.5632250891506267279241.521625.48-22.56352501082008292343298.527028.48-22.57622801712501033040636232430.212-25.489230026330012356483431.83813212-25.4108035034635014381533476.34133512-29129535048840016406597539.847036.616-29143540062145018432635577.953339.616-321626400814500204573986355844320-32182945099260024508813749.369248.820-352175500149265026559786744.571151.336-22.52235550180170028610837795.376244.540-22.5231060019337503061088784681344.544-22.526956002272800326609419008644648-22.53708----9003671110571009.792752.340-25.43924----10004081211751120.6108055.644-25.44318----