Shenhai Explosion-Proof
A: Ang propane gas ay nagpapakita ng mga Class A na kapaligiran.
| Klase At Antas | Temperatura at Grupo ng Pag-aapoy | |||||
|---|---|---|---|---|---|---|
| - | T1 | T2 | T3 | T4 | T5 | T6 |
| - | T＞450 | 450≥T＞300 | 300≥T＞200 | 200≥T＞135 | 135≥T＞100 | 100≥T＞85 |
| ako | Methane | |||||
| IIA | Ethane, Propane, Acetone, Phenethyl, Ene, Aminobenzene, Toluene, Benzene, Ammonia, Carbon Monoxide, Ethyl Acetate, Acetic Acid | Butane, Ethanol, propylene, Butanol, Acetic Acid, Butyl Ester, Amyl Acetate Acetic Anhydride | Pentane, Hexane, Heptane, Decane, Octane, gasolina, Hydrogen Sulfide, Cyclohexane, gasolina, Kerosene, Diesel, Petrolyo | Eter, Acetaldehyde, Trimethylamine | Ethyl Nitrite | |
| IIB | propylene, Acetylene, cyclopropane, Coke Oven Gas | Epoxy Z-Alkane, Epoxy propane, Butadiene, Ethylene | Dimethyl Ether, Isoprene, Hydrogen Sulfide | Diethylether, Dibutyl Ether | ||
| IIC | Tubig Gas, Hydrogen | Acetylene | Carbon Disulfide | Ethyl Nitrate | ||
T4: Ang ‘T’ nagsasaad ng temperatura, ikinategorya sa anim na antas. Tinutukoy ng T4 na ang pinakamataas na temperatura sa ibabaw ng kagamitan ay hindi lalampas sa 135°C.