... various chemical media. 3.Noleakage: PE pipe is connected by electric melting, its interface strength higher than tube itself . 4.High ... ground, offices, hotels, hospitals, schools, multifunction Hall, kindergarten, gymnasiums, dance room, office and house clapboard, ceiling; also for bus, train, ship ... *47.71000*38.21200 1200*57.21200*45.9 PE electric power communication pipe