Mgbawa Shenhai-Ihe akaebe
Ngosipụta bt4 na akụrụngwa ihe mgbawa na-egosi oke abụọ bụ isi. Na mgbakwunye, nke 'b’ na bt4 pụtara Klas IIb, na-egosi ojiji ya na ntọala na-abụghị nke Ngwuputa.
| Klas na Ọkwa | Igwe ọkụ ọkụ na otu | |||||
|---|---|---|---|---|---|---|
| - | T1 | T2 | T3 | T4 | T5 | T6 |
| - | T 450 | 450≥T 300 | 300≥T 200 | 200≥T 135 | 135≥T 100 | 100≥T：85 |
| I | Methane | |||||
| IIA | Ethane, Propane, Acetone, Phenethyl, Ene, Aminobenzene, Toluene, Benzene, Amonia, Carbon Monoxide, Ethyl acetate, Acid acid | Butane, Ethanol, Propylene, Butanol, Acid acid, Butyl Ester, Amyl acetate acetic anhydride | Pentane, Hexane, Heptane, Decane, Octane, mmanụ ụgbọala, Hydrogen sulfide, Cyclohexane, mmanụ ụgbọala, Kerosene, Diesel, Mmanụ ala | 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 | Mmiri gas, Hydrogen | Acetylene | Carbon Disulfide | Ethyl nitrate | ||
B
Ihe 'B’ na-egosi ọkwa gas dị na gburugburu ebe obibi, kpebisiri ike site na ọkwa nyocha nnwale. Nkewa nke a bụ isi maka oke oghere nke gas nwere ike isi na ya gafere yana ọkụ ọkụ kacha nta ha. A na-ekewa ya na ọkwa atọ: Klas A, B, na C. Gburugburu klaasị A adịghịkwa mma, Klas B dị ize ndụ karịa, na Klas C dị ize ndụ, ọ bụ ezie na ọ dị obere. Ngwa ihe mgbawa klaasị C dị na mpaghara Klas A na B, Ngwa klaasị B dabara adaba maka ntọala klaasị A, na akụrụngwa Klas A bụ naanị maka gburugburu klaasị A. N'ihi ya, Klas B bụkarị ọkwa ọkọlọtọ maka ngwa mgbawa na-agbawa n'ahịa. Ndị isi n'etiti klas ndị a bụ Klas C > Klas B > Klas A.
T4
T4 na-egosi na okpomọkụ nhazi ọkwa n'ime gburugburu ebe obibi, dabere na gas’ ihe mgbanye ikwu. Nhazi okpomọkụ dị elu na-eme ka ọnọdụ okpomọkụ dị ala na-arụ ọrụ na nkọwa ngwa ngwa siri ike karị. Edebere nhazi ọkwa ndị a na ụkpụrụ mmepụta kpọmkwem, na-achọ nhọrọ nke ngwa ihe na-agbawa agbawa iji kwekọọ n'ezie ọkwa okpomọkụ gburugburu ebe obibi. Emebere akụrụngwa T4 ka ọ rụọ ọrụ na okpomọkụ sitere na 135 ruo 200 ° C.
Ngosipụta mgbawa bt4 bụ nke kachasị ewu ewu, na-enye nnukwu ojiji na nhọrọ sara mbara nke gburugburu ọdabara.