On True union Ball, Check and Diaphragm valves, remove union nuts and end connectors before priming and cementing connections.
对于真活接球阀、止回阀和隔膜阀,在上底漆和粘固剂连接之前,先拆卸活接头螺母和端口连接件。
Thus, the True union design permits the replacement of a fouled valve with a new body cartridge, which will fit the old union nuts that are likely to be permanently attached to adjacent piping.
因此,这种TrueUnion结构使得人们可以用新的阀腔更换肮脏的阀门,新旧管接螺母能够互相配合,好像永久性连接着邻近的管道上。
Thus, the True union design permits the replacement of a fouled valve with a new body cartridge, which will fit the old union nuts that are likely to be permanently attached to adjacent piping.
因此,这种TrueUnion结构使得人们可以用新的阀腔更换肮脏的阀门,新旧管接螺母能够互相配合,好像永久性连接着邻近的管道上。
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