Daim ntawv thovTsim los rau cov huab cua tawg tsam Zone 1 thiab Zone 2; Tsim los rau combustible plua plav Zone 20, Zone 21 thiab Zone 22; Tsim los rau II A, IIB, IIC pawg explosive atmospheres; Tsim los rau qhov chaw muaj phom sij tawg xws li roj refinery, cia, tshuaj, tshuaj, tub rogkev lag luam, thiab lwm yam. Ntau hom thiab specifications muaj rau xaiv. Qauv Code |
Hom ib txwm yog G nrog tib qhov tshwj xeeb ntawm txhua qhov kawg; Metric, NPT thiab lwm yam xov specifications muaj raws li kev thov; Piv txwv li: 1.Yog xav tau kev tawg pov thawj koom haum nrog carbon steel, G3/4 ", FF, tus qauv yuav tsum yog "BHJ-G3/4A" 2. Yog hais tias xav tau tawg pov thawj koom haum nrog stainless hlau, MF, G3/4", M25 × 1.5, tus qauv yuav tsum yog BHJ II-B (G3/4FM25 × 1.5M).
Cov khoom yog carbon steel los yog stainless hlau; Xov tuaj yeem ua raws li kev thov.
Ua raws li: GB 3836.1, GB 3836.2,GB 3836.3GB 12476.1, GB12476.5, IEC60079-0, IEC60079-1; Kev tiv thaiv tawg: Ex d IIC Gb / Ex e IIC Gb / Ex tD A21 IP66