Cov Khoom Siv Khoom Siv: Qhia cov hom, qhov zoo, thiab kev ua tau zoo ntawm cov resins, iav fibers, thiab cov ntaub ntawv pabcuam;
Dimensions thiab Tolerances: Qhia qhov loj me, qhov kam rau ua, thiab kev sib txuas rau cov kav dej thiab fittings;
Kev Ua Tau Zoo: Qhia cov kev xav tau ntawm kev ua haujlwm rau cov kav dej thiab cov fittings nyob rau hauv siab, kub, thiab media corrosion tej yam kev mob;
Test Methods: Piav txog ntau yam kev sim uas siv los soj ntsuam kev ua tau zoo ntawm cov kav dej thiab fittings, nrog rau kev sim hydrostatic thiab kev sim airtightness;
Marking and Packaging: Qhia cov kev cai rau cov khoom cim, daim ntawv pov thawj ntawm kev ua raws, cov lus qhia rau kev siv, thiab kev ntim khoom.