主要零件材料零件名称Partname阀体、阀盖、螺栓BODY、Bonnet,Bonnetbolt阀杆、阀瓣、密封圈Stem、Disc,Gasket填料Packing垫片Gasket手轮HandwheelJJY1-320-DN5铬镍不锈钢Cr,NiStainlesssteel不锈钢Stainlesssteel聚四氟乙稀、柔性石墨PTEF,Softgraphite橡胶石棉板Latexasbestos优质碳钢Highgradecarbonsteel主要性能规范型号Type公称压力（MPa）NominalPressure试验压力PS（MPa）Testpressure工作压力（MPa）WorkingPressure工作温度(℃)WorkingTemperature适用介质Suitable壳体（MPa）Shell密封（液）Seal密封（气）SealJJY1-320-DN532.048.035.20.632.0P≤540℃液化***水、酸、蒸汽、油品等PetroleumgasWater,Asic,Steam,Oiletc.C≤425℃主要外型及连接尺寸型号Type公称直径DN(mm)Nominaldiameter尺寸Dimensi***重量(Kg)WeightLD1HH1hM1JJY1-32051046510411214M22×1.51.0http://www.xy-/product/zhenxingfa/2016-05-28/ml)