【波纹管针型阀WJ21W】【卡套式针型阀J91W、J94W】【内螺纹针型阀J13W、J18W】【外螺纹针型阀J23WJ21HJ24W】【仪表阀压力表针型阀J11M1J29WJ49WJ19W】【取压截止阀JJBY1】【内外螺纹针型阀J21W】【法兰针型阀J43WJ44W】【焊接式J61YJ23W】【卡套式针型阀】【角式针型阀】【多功能针型阀CJ123W】【阀组】【二阀组M2F8EF-2】【三阀组M2F8QFF3J23SA1151SF-5B】【五阀组WF1/2M5F8-FL1151M2F8WF-3QF-5QFF3】【平衡阀】【高密封取样阀GMJ11HGMJ14H】【陶瓷芯针型阀】【气动管路针型阀QJ-1AQJ-1BQJ-1CQJ-2QJ-3QJ-4QJ-5QJ-6】【双卡套针型阀QZ-1QZ-2QZ-3QZ-4】【气动管路球阀QY-1QY-2QY-3】【气源球阀QG-QY1】【卡套式球阀QG-Y1】【取压球阀QG-AY1】【压力表球阀QG-M1】【异径球阀Q91SA】【外螺纹球阀Q21F】【卡套球阀Q91SAF-64Q14SAF-64Q13SA-64Q11AF-64】等。一、主要零件材料：零件名称Partname阀杆，阀盖Stem，Bonnet阀杆，阀瓣Stem，disc填料PackingJ21W-16P铬镍不锈钢Cr.NiStainlesssteel铬镍不锈钢Cr.NiStainlesssteel聚四氟乙稀，柔性石墨PTFE，SoftgraphiteJ21W-160J21W-40优质碳钢Highgradecarbonsteel铬不锈钢Cr.Stainlesssteel二、主要性能规范：型号Type公称压力PNMpa试验压力PS(Mpa)工作压力(Mpa)Workingpressure工作温度(℃)Workingtemps.适用介质Applicablemedium壳体Shell密封(液)Seal密封(气)SealJ21W-161.62.41.760.61.6P≤540℃液化***水，酸，蒸汽，油品等J21W-40P4.06.04.40.64.0J21W-16016.024.017.60.616.0C≤425℃J21W-320P32.048.035.20.632.0J21W-420P42.063.046.20.642.0三、J23W铬镍不锈钢焊接针形阀主要外形及连接尺寸：公称直径DN（mm）尺寸Dimension重量(kg)WeightDoD1D2LH1H2M6651461409610620×1.50.91080181016011512524×1.51.18)