1. Lub thawv yas poob ntawm qhov ntsuas kub ntawm chav sov: Sheng' s nominal muaj peev xwm dej tau nqis ob zaug los ntawm qhov siab ntawm 1.2 meters, thiab nws tuaj yeem siv tau ib txwm yog tias nws tsis tawg;
2. Txawv kev sim ntawm qhov kub thiab txias: Sheng nominal muaj peev xwm ntawm cov dej, nta dej siab 2, tsis muaj kev txhawb nqa ntawm txhua sab, siv ib txwm siv tom qab 48 teev yam tsis muaj dej xau;
3. Kev ntsuas qhov tso kua nplaum nruj ntawm cov ntawv yas: tsis muaj dej xau rau ib nrab ib teev ntawm qhov ntsuas siab ntawm 100KPa;
4. Kev ntsuas ntawm Aightightness: Tsis muaj qhov to ntawm lub siab ntawm 200KPa rau ib nrab ib teev;
5. Dub dot impurities hauv cov thoob yas: ≤5 rau ib puas square centimeters ntawm qhov chaw, thiab qhov ntev yog 0.5 centimeters.https: //www.fhpails.com/
