CT4 thiab CT6 qhia cov chaw zov me nyuam qhov chaw kub, tsis txhob muaj qhov kub tshaj plaws, tawg-proof khoom. Khoom classified nyob rau hauv cov qeb T6 qeb muab enhanced kev ruaj ntseg vim lawv txo qis qhov chaw kub piv rau lub T4 qeb.
Cov hluav taws xob hluav taws xob | Qhov chaw uas muaj hluav taws xob (°C) | Roj/vapor ignition kub (°C) | Siv ntau ntau yam kub |
---|---|---|---|
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 | T6 |
Lub CT4 tawg-pov thawj muaj zog yog ib qho exd IIC T4 ntsuam xyuas thiab feem ntau siv nyob rau tej cheeb tsam uas cov ambient kub yog kwv yees li ntawm 135°C.