pressfitting systems, Pressfittingshttps://www.racmet.com/en-ww/pressfittings.aspxPressfitting is a joining between pipes with fittings fitted through electro-mechanical pressing machines. Pressing permanently deforms the fitting on the pipe thus leading to a perfect mechanical joint, while the O-Ring provides for the hydraulic tightening connection. ... What is more, fittings once pressed can be [...]