Heerkulka dabka ee isku dhafka gaaska qarxa wuxuu u taagan yahay heerkulka ugu sarreeya ee lagu shidi karo.
Qalabka nalalka aan qarxin waxaa loo kala saaray kooxo T1 ilaa T6, ku salaysan heerkulka sare ee ugu sarreeya ee daboolkooda dibadda. Kala soocidaani waxay xaqiijinaysaa taas heerkulka dusha sare ee ugu sarreeya ee qalabka nalalka aan qarxin ee koox kasta kama dhaafo heerkulka la oggol yahay ee qaybtaas gaarka ah. Xiriirka ka dhexeeya heerkulka kooxaha, heerkulka sare ee qalabka, iyo heerkulka shidda ee gaasaska gubanaya ama uumiga ayaa lagu muujiyay jaantuska la socda.
Heerka heerkulka IEC/EN/GB3836 | Heerkulka sare ee T ee qalabka [℃] | Shida heerkulka walxaha guban kara [℃] | Walxaha guban kara |
---|---|---|---|
T1 | 450 | T>450 | 46 noocyada hydrogen, acrylonitrile, iwm |
T2 | 300 | 450≥T>300 | 47 noocyada acetylene, ethylene, iwm |
T3 | 200 | 300≥T>200 | 36 noocyada shidaalka, butyraldehyde, iwm |
T4 | 135 | 200≥T>135 | |
T5 | 100 | 135≥T>100 | Kaarboon disulfide |
T6 | 85 | 100≥T>85 | Ethyl nitrate |
Waxaa cad in tani ay hoos u dhigto heerkulka dusha sare ee daboolka, sare u kaca shuruudaha badbaadada, samaynta T6 ka ugu nabdoon iyo T1 ka ugu khatarta badan marka loo eego khataraha dabka ee iman kara.