Muaj ntau ntau yam ntawm cov khoom xws li, thiab cov specifications ntawm ntau hom kuj txawv. Cov khoom no, peb cov specifications feem ntau yog raws li nominal txheej kab uas hla, feem 32mm, 40mm, 50mm, 75mm, 90mm, 110mm, 125mm, 160mm, 200mm, 250mm, 315mm, 400mm, 500mm fittings PVC yeeb nkab specifications muaj qee qhov sib txawv, uas yog qhov qub. Qhov ntev ntawm PVC-U yeeb nkab feem ntau yog 4m lossis 6m, thiab lwm qhov ntev yog txiav txim siab los ntawm kev sib tham ntawm cov khoom siv thiab cov neeg xav tau.
