Profile: DWT GmbH specializes in offering pipe bevel machines and pipe cold cut machines for weld edge preparation of welded pipes. We also offer accessories for welded pipes in pipe welding operations. Our products are widely used in oil & gas, ship-building, boiler manufacturing industries and power station services. Our portable pipe beveling machine is used for pipe beveling of heavy wall pipe. This is to be used for heavy wall pipes, finned boiler tubes and water wall panel walls. Pipe edge preparation is the first and important step in the pipe welding process. Especially for heavy wall pipes the weld edge of the pipe end must be in a perfect shape to achieve the best welding result.