TRANS-QUADRO as a first polish company started manufacturing electrofusion fittings in 1991. Currently our offert contains over 200 assortments of electrofusion and butt fittings made of PE-100 polyethylene, in a diameter range from 20 to 315 mm and in SDR 11 and SDR 17 pressure ratings. Our fittings measure up to all national requirements as well as european standards. In the manufacturing process we use the materials only from the renowned european companies.more
The process of welding the pipe with the front-end profiled coupler (Trans Quadro is a manufacturer of bends, hole plugs, reductions, T-pipes and sleeves) can be divided into two phases: the first one comprising the pipe and coupler preparation and the second one being the welding process itself.