... cost 5.Long service life plastic pipe fittings for gas and water supply(repair saddle)Material: PE80 or PE100Sizes: DN20 to DN800Pressure ... .2-2005 , Din16963, ISO or CENTC155Certification: SAI, ISO9001, ISO14001, OHSAS18001Applications: water supply, sewage treatment, oil and gas distribution or industrial liquids transportation.