Rules for Butt-Fusion Hdpe Pipe NEVER • Attempt to weld together pipes of different SDR (wall thickness). • Touch trimmed pipe ends. • Leave trimming swarf inside pipe or on welding machine. • Allow equipment to get wet or dusty. • Use non-approved machinery. • Remove a weld from the machine before cooling time has elapsed. • Allow untrained personnel to use welding equipment. • Cut corners in any part of the welding procedure. • Weld pipes of different material on site (In factory controlled conditions it may be possible to do this). • Use a generator of inadequate capacity. Berlia Pipes- Hdpe Pipe Manufacturers in Delhi www.berliapipes.com www.hdpeppe.co