Ductile Iron Pipe Fitting, Dismantling Joint, Welding Flanged Pipe manufacturer / supplier in China, offering DIN4056 Surface Box, Dci Step Coupling (wide range and single range), Viking Johnson Dismantling Joint and so on.
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1,The repair clamp made by vortex is constituted by DCI jaw, SS band, EPDM gasket and ss blots&nuts.
2, Single band for small size,and Double band for big size.