Technological processes of manual arc welding with coated electrodes;
manual, semi-automatic- and automatic welding in shielding gases with consumable and non-consumable electrodes;
automatic submerged arc welding for manufacture,-repair and assembly of steam and water-heating boilers, steam and hot water pipelines, main and technological pipelines, gas and water supply pipelines, high-pressure vessels, cardo cranes, vehicles and other welded structures and products
- safety requirements to the process of welding of structures;
- requirements to chemical composition of the weld;
- requirements to mechanical properties of welded joint;
- defect evaluation, other requirements according to standard documentation (SD) for specific welded structures and their elements.