PPSU yeeb nkab fittings yog tam sim no lees paub tias yog ib puag ncig tus phooj ywg cov ntaub ntawv, thiab cov khoom siv tam sim no siv tau zoo heev hauv cov khoom siv hauv tsev. Vim nws muaj txiaj ntsig zoo, thiab tam sim no muab kev siv cov khoom siv hauv tsev zoo. Lub teb chaws muaj ntau yam kev tiv thaiv ib puag ncig, ntawm cov khoom siv hauv tsev yog qhov tseem ceeb, vim tias cov khoom siv hauv tsev yuav tsum tau siv ntau xyoo. Yog tias kev tiv thaiv ib puag ncig tsis nyob hauv qhov chaw, nws yuav muaj kev cuam tshuam loj heev nyob rau theem tom ntej. Xws li lub xeev muab PPSU cov yeeb nkab fittings ntau chav rau kev txhim kho, thiab tseem muab cov kev mob zoo rau kev muag khoom tom qab.
Qhov zoo ntawm kev siv PPSU yeeb nkab fittings: Cov kav dej siv tam sim no yuav tsum nyob ze rau kev tiv thaiv ib puag ncig. Yog hais tias lawv yog ib co kua nplaum heev los yog cov khoom tsim kev puas tsuaj, lawv yuav raug tshem tawm ncaj qha. Cov khoom siv raw ntawm PPSU cov yeeb nkab fittings yog cov khoom siv ib puag ncig, yog li nws tuaj yeem siv tau ntev hauv lub sijhawm tom qab; PPSU cov yeeb nkab fittings muaj kev ruaj ntseg, txawm tias nws yog cov dej solubility ntawm qhov kub thiab txias los yog solubility ntawm qhov kub thiab txias yog qhov ruaj khov heev, tuaj yeem siv rau hauv ntau qhov kub thiab txias qhov kub thiab txias ib puag ncig Cov kua qaub thiab alkali tsis kam ntawm PPSU yog qhov zoo, thiab cov khoom siv hauv tsev lawv tus kheej yuav tsum muaj cov kua qaub zoo thiab alkali tsis kam, vim tias cov kua qaub thiab alkali qib ntawm cov cheeb tsam sib txawv txawv. Thaum siv, cov yeeb nkab tsis tuaj yeem siv ncaj qha, uas yog qhov poob loj rau cov neeg siv; kub tsis kam, PPSU yeeb nkab fittings tuaj yeem xa ncaj qha mus rau dej kub yam tsis muaj kev puas tsuaj, vim nws qhov ruaj khov siab, nyob rau hauv qhov kub thiab txias tsis cuam tshuam rau nws cov yam ntxwv.
