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                名称:A38Y双联弹簧全启式安全阀
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                A38Y、A43H、A37H型双联安全阀是在Y型接头上装设两□ 个同样规格的A48Y或A47H型安全阀而构成,其公称通径系列指Y型接头进口通径,其组合情况如下表:

                A38Y型
                相应的A48Y型
                50
                32×2
                80
                50×2
                100
                65×2
                150
                100×2
                A43Y型
                相应的A47Y型
                50
                32×2
                80
                50×2
                100
                80×2
                125
                100×2
                150
                125×2
                A37Y型
                相应的A47Y型
                50
                32×2
                80
                65×2
                100
                80×2
                125
                100×2
                150
                125×2