victaulic coupling 1.ISO9001,ISO14001 2.12 years OEM producing experience 4.applicable pressure:0.6,1.0,1.6,2.5,4.0,6.4MPa victaulic coupling,flexible coupling,pipe coupling 1:Characteristics and history of victaulica coupling In the early part of the last century an innovative idea was born here at Victaulic, an idea we’ve been refining one step at a time for 80 years. That idea is the grooved ...