Shenhai Explosion-Proof
Explosion-proof enclosure ratings feem ntau tau txais nyob rau hauv factories yog IIB thiab IIC.
Explosion-proof khoom yog txwv kom muab zais rau hauv ob hom, dI thiab dIIBT4:
dI yog tsim rau cov cheeb tsam uas tsis yog-tsuas nyob rau hauv thee mines.
dIIBT4, siv nyob rau hauv tej chaw uas siv, yog suitable rau explosive roj mixtures categorized nyob rau hauv hoob kawm IIA thiab IIB, Ntawm Pab Pawg T1 mus T4. Qhov khoom no adheres rau lub JB/T8528-1997 txheem yuav tsum tau. Explosion-proof qauv conform rau ob lub GB3836.1-2000 txheem thiab cov JB/T8529-1997 txheem.