Universal Flange Adaptor, Universal Coupling, Dismantling Joint Key Words: Universal Flange Adaptor, Universal Coupling, Dismantling Joint, PE Quick Adaptor, PVC Quick Adaptor, Clamp Saddle. Size: DN40-DN2000 Material: Carbon Steel;GGG40;GGG50 Pressure: PN6,PN10,PN16,PN25. Connection: DIN2576,BS4504 PN16, Universal Flange ect. You can refer to http://www.unicflow.com for detail specifications.