PPR Pipe Specification

Kuv. Taw qhia ntawm PPR dej yeeb nkab PPR (random copolymerized polypropylene) yeeb nkab yog ib hom tshiab ntawm ib puag ncig tus phooj ywg yas yeeb nkab, nrog nws cov kub tsis kam, corrosion kuj, lub neej ntev (ntau tshaj 50…