Kanthu | Deta yaukadaulo |
Kuchulukana | 1350—1460kg/m3 |
Kutentha kwa Vicat Softening | ≥80 ℃ |
kusintha kotalika (150 ℃ × 1h) | ≤5% |
Dichloromethane mayeso (15 ℃, 15min) | Kusintha kwapamwamba sikuli koyipa kuposa 4N |
Kuchepetsa kulemera kwa thupi (0 ℃) TIR | ≤5% |
Mayeso a Hydraulic Pressure | Palibe wosweka, palibe kutayikira |
Kusindikiza chizindikiro | |
Chotsani mtengo wa lead | Kutulutsa koyamba≤1.0mg/L |
Kutulutsa Kwachitatu≤0.3mg/L | |
Mtengo wapatali wa magawo Tin | Kutulutsa Kwachitatu≤0.02mg/L |
Mtengo wa Cd | Katatu m'zigawo, nthawi iliyonse≤0.01mg/L |
Mtengo wa Hg | Katatu m'zigawo, nthawi iliyonse≤0.01mg/L |
vinyl chloride monomer nkhani | ≤1.0mg/kg |
(1) Zabwino pamtundu wamadzi, zopanda poizoni, zopanda kuipitsidwa kwachiwiri
(2) Kukana kuyenda kochepa
(3) Kulemera kopepuka, koyenera kuyenda
(4) Zabwino zamakina
(5) Kulumikizana kosavuta komanso kukhazikitsa kosavuta
(6) Kukonzekera bwino
(1) Maonekedwe: Pakatikati ndi kunja kwa chitoliro chiyenera kukhala chosalala, chophwanyika, popanda ming'alu, sag, mzere wowola ndi zolakwika zina zomwe zimakhudza khalidwe la mapaipi. Chitolirocho sichiyenera kukhala ndi zonyansa zilizonse zowoneka, mapeto odulira chitoliro ayenera kukhala athyathyathya ndi ofukula kwa axial.
(2) Opaqueness: Mapaipi ndi opaque pamakina apansi ndi pansi pa nthaka.
(3) Utali: The muyezo kutalika kwa mapaipi madzi PVC-U ndi 4m, 5m ndi 6m. Ndipo imathanso kuphatikizidwa ndi mbali zonse ziwiri.
(4) Mtundu: Mitundu yodziwika bwino ndi imvi ndi yoyera.
(5) Kulumikiza mawonekedwe: Mpira kusindikiza mphete kulumikiza ndi zosungunulira zomatira kulumikiza.
(6) Kuchita bwino kwaumoyo:
Chitoliro chathu chamadzi cha PVC-U chimatha kutsatira muyezo wa GB/T 17219-1998 komanso muyezo waukhondo wamadzi akumwa kuchokera ku "zida zopatsira madzi amoyo ndi akumwa ndi zida zodzitetezera pakuwunika magwiridwe antchito achitetezo" omwe amafalitsidwa ndi zaumoyo. utumiki.
Mapaipi amagwiritsidwa ntchito kwambiri m'maprojekiti operekera madzi akumidzi ndi akumidzi, malo okhala m'matauni omanga ma network operekera madzi ndi m'malo amkati ntchito zamapaipi amadzi ndi zina zotero.