品牌西博思型号J49H详细介绍主要零件材料：零件名称Partname阀杆Stem阀体Body阀底座Base填料Packing填料阀盖Packingbonnet手轮HandwheelJ49H-320-DN3碳钢Carbonsteel铬不锈钢Cr.Stainlesssteel聚四氟乙稀，柔性石墨PTFE，Softgraphite碳钢Carbonsteel优质碳钢HighgradecarbonsteelJ49H-320P-DN6铬镍不锈钢铬不锈钢Cr.Stainlesssteel铬镍不锈钢不锈钢Stainlesssteel主要性能规范：型号Type公称压力PNMpa试验压力PS(Mpa)_Testpressure工作压力(Mpa)Workingpressure工作温度(OC)Workingtemps.适用介质Applicablemedium壳体Shell密封(液)Seal密封(气)SealJ49H-32032.048.035.20.632.0P≤540OC液化***水，酸，蒸汽，油品等J49H-320P32.048.035.20.632.0C≤425OCJ49H不锈钢仪表针型阀主要外形及连接尺寸：型号Type公称直径DN（mm）尺寸Dimension重量(kg)WeightL1D1D2L2HH1hH’M1L3J49H-3203606550608810015φ70M20×1.5161.3J49H-320P6606550608810015φ70M20×1.5161.3)