一、美标截止阀主要用途法兰连接的截止阀适用于公称压力PN1．6～16MPa，工作温度-29～550℃的石油、化工、制药、化肥、电力行业等各种工况的管路上，切断或接通管路介质。驱动方式有手动、齿轮传动、电动、气动等。二、美标截止阀标准计与制造结构长度法兰尺寸对焊连接尺寸压力-温度试验-检验ANSIB16.34BS1873ANSIB16.10ANSIB16.5ANSIB16.25ANSIB16.34API598三、美标截止阀压力试验公称压力PN(Lb)强度试验水密封试验气密封试验MPaLbf/in2MPaLbf/in2MPaLbf/in21503.04302.23150.4-0.760-1003007.711105.781560015.3222011.3163090023.0333017.02445150038.4556028.24080250064.0925547.06790四、美标截止阀主要零件材料及性能体盖阀杆密封面垫片（环）填料工作温度适用介质WCB2Cr1313CrSTL木体材料尼龙增强柔性石墨13Cr/柔性石墨SFB-208软钢F304F316F304LF316L柔性石墨增强柔性石墨≤425水蒸汽油品WC138CrMoAl25Cr2MoV≤425WC6≤540WC9≤570C5C12≤540CF8F304≤200硝酸醋酸尿素CF8MF316CF3F304LCF3MF316L五、美标截止阀主要尺寸和重量DN150Lb凸面法兰（RF)主要尺寸（mm）重量mminLDD1D2bn-φdHD0151/21088960.53511.24-162411006.9203/41179869.94312.74-162411009.825112710879.25114.24-1624212513.53211/41401178963164-1628016019.54011/216512798.67317.54-1628616028.5502203152120.792194-19368200186521/2216178139.710522.44-1938720030803241190152.4127244-19411250411004292229190.5157244-19454250641255356254216.0186248-22.5455350861506406279241.321625.48-22.55413501132008495343298.527028.48-22.565145017825010622406362.032430.212-25.480045027030012698483431.83813212-25.4123160035035014787533476.34133512-29145060046040016914597539.847036.626-291645600590DN300Lb凸面法兰（RF)主要尺寸（mm）重量151/21529566.53514.24-162411407.7203/417811782.543164-1924114011.3251203123895117.54-1928316016.83211/421613398.563194-1932020021.24011/2229155114.37320.64-22.532220032.65022671651279222.48-19399200256521/2292190149.410525.48-22.543825030803318210168.112728.48-22.5464280351004356254200.215731.88-22.5565350561255400279235186358-22.5614350961506444318269.721636.612-25.47174001202008559381330.227041.212-25.493050021225010622444387.432447.816-28.5101255033030012711521450.838150.816-32123160047235014762584514.44135420-32145060071540016864648571.547057.220-351645600920DN600Lb凸面法兰（RF）主要尺（mm）重量mminLDD1D2bn-φdHD0151/21659566.53514.54-162851007.8203/419011782.543164-1928512512.5251216124895117.54-1931316017.53211/422913398.563214-1932816023.54011/2241156114.37322.54-22.536518038.550229216512792338-19444200356521/2330190149.4105368-22.548325050803356210168.1127398-22.5533250601004432273216157458-25.46223501101255508330266.7186528-28.57503502001506559356292.12165512-28.58004502302008660419349.32706312-3292750041025010787508431.83247116-351257600625300128385594893817420-351468680860)