Class C muaj kev ruaj ntseg zoo dua nrog kev kho kom tawg-pov thawj ntau dua.
Kub pawg ntawm cov khoom siv hluav taws xob | Qhov siab tshaj plaws qhov kub thiab txias ntawm cov khoom siv hluav taws xob (℃) | Gas / vapor ignition kub (℃) | Qhov ntsuas kub ntawm cov cuab yeej siv tau |
---|---|---|---|
T1 | 450 | 450 | T1 ~ T6 |
T2 | 300 | > 300 | T2 ~ T6 |
T3 | 200 | 200 | T3 ~ T6 |
T4 | 135 | 135 | T4 ~ T6 |
T5 | 100 | > 100 | T5 ~ T6 |
T6 | 85 | 85; ib | T6 |
Flameproof designs feem ntau feature threading es tsis yog insertable Cheebtsam. Cov khoom siv Class C muab cov nplaim hluav taws ntev ntev thiab qhov sib txawv me me. Hydrogen, acetylene, thiab carbon disulfide yuav tsum tau siv cov chav kawm IIC, hos lwm yam khoom siv txaus los ntawm chav kawm IIB.