Apollo PowerPress® 400G is a straight coupling for oil and gas applications designed for thick wall steel pipe. By using Apollo PowerPress® system installation times are reduced significantly and a clean working environment is assured. The range consists of DW-profile press fittings and valves in sizes 1/2" up to and including 2". outstanding corrosion resistance due to ZnNi coatingclear identification of materials and dimensionsVisu-Control-ring and Leak Before Pressed-function