Hydraulic fittings must have seals which prevent the leakage of liquid and often must be resistant to rust or other types of chemical corrosion ... and/or welding. Flange connections in hose are often ...

For more information on flanges, visit the Pipe Flanges Selection Guide on GlobalSpec. Push-to-connect fittings have ends that are designed to accept tubing by pushing it into the end. These fittings ...

All PEX pipe is made of plastic, with three distinct types of tubing ... This tightening down of the PEX over fittings creates a waterproof connection. ProPEX expanding tools can be hand operated ...