اتصال ماده پلی اتیلن پلی رود

"1.2*20, "1.2*25, "3.4*25, "1*25, "1.2*32, "3.4*32, "1*32, "11.4*40, "11.2*50, "2*50, "11.4*63, "11.2*63, "2*63, "2*75, "21.2*75, "2*90, "21.2*90, "3*90, "3*110, "4*110, "4*125, "5*125