1. Cov tawv tawv thiab tensile lub zog ntawm pvc kab yeeb nkab muaj zog, thiab kev ruaj ntseg lub zog ntawm cov yeeb nkab tau raug lees paub. Raws li ib txwm muaj, yog tias qhov kev puas tsuaj yog tshwm sim los ntawm cov khoom tsis yog tib neeg, kev pabcuam lub neej ntawm cov yeeb nkab PVC tuaj yeem ncav cuag li 50 xyoo, thiab txawm tias nws siv sijhawm ntev, nws yuav tsis raug eroded los ntawm nas (xws li: nas. , thiab lwm yam). Zam kom tsis txhob muaj teeb meem ntawm kev xav tau hloov cov kav dej tom qab.
2. Cov yeeb nkab pvc yog cov khoom siv zoo, tuaj yeem khaws cia rau lub sijhawm ntev, thiab muaj kev tiv thaiv rau inorganic acids, alkalis thiab ntsev. Nws feem ntau yog siv rau hauv cov dej ntws tawm hauv cov dej phwj tuaj, thiab txawm tias tsis tas yuav muaj kev tiv thaiv corrosion thaum tso cov kav dej. Cov pvc kab yeeb nkab muaj cov pa oxygen ntau dua.
3. Vim yog qhov tsim tshwj xeeb ntawm cov yeeb nkab pvc, qhov sib txhuam coefficient yuav qis dua, yog li cov dej ntws zoo dua, thiab nws tsis yooj yim los thaiv, thiab nws tsis tas yuav siv sijhawm ntau rau kev saib xyuas. Nws kuj yog ib qho yooj yim rau nruab, tsuas yog siv txoj kev sib khi, uas txuag tau ntau lub sijhawm. Kev ua haujlwm yog 20 feem pua siab dua li cov kav hlau cam ntawm tib qhov loj thiab 40 feem pua siab dua li cov kav dej ua vaj tse.