12-Gaz alangasida uglerodli pо‘latlarni kesish.
13-Gaz alangasida uglerodli pо‘lat plastinalarda turli shakldagi teshiklarni kesish.
14-Quvurlarni gaz alangasida aylantirib uchma-uch payvandlash
15-Quvurlarni gaz alangasida aylantirmay uchma-uch payvandlash
16-Quvurlarni gaz alangasida kesish
17-Kam legirlangan pо‘latlarni gaz alangasida ustma-ust payvandlash
18-Kam legirlangan pо‘latlarni gaz alangasida uchma-uch payvandlash
19-Gaz alangasida kam legirlangan pо‘lat
plastinalarni burchakli payvandlash
20-Gaz alangasida rangli metallarni ustma-ust payvandlash
21-Gaz alangasida rangli metallarni uchma-uch payvandlash
22-Gaz alangasida rangli metallarni burchak ostida payvandlash
23-Kesish ishlarini mexanizatsiyalash
24-Kesish mashinalari bilan pо‘latlarni kesish
25-Kompleks ishlarini bajarish
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