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                产品名称:GDQ47H轨道球阀
                轨道球阀 执行标准
                结构长度:JB/T7745 GB/T12221
                连接法兰:GB/T9113 JB/79 HG20592
                对 焊 端:GB/T12224
                检验和试验:JB/T9092
                轨道球阀 性能参数

                 

                型号
                GDQ47H-16C
                GDQ47H-25C
                工作压力(MPa)
                1.6
                2.5
                工作温度(℃)
                -190~550
                适用介质
                水、蒸汽、油品
                材料
                阀体、阀盖
                WCB
                阀杆
                2Cr13
                球体
                WCB+HCr/STL
                阀座
                25
                填料
                柔性石墨

                 

                 

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