Testing of Metallic Coatings; Determination of the Weight per Unit Area of Zinc Coatings on Steel by Chemical Dissolution of the Coating; Gravimetric Method— 2 стр.
Corrosion of metals; corrosion of metallic materials under corrosion load by water inside of tubes, tanks and apparatus; evaluation of the corrosion likelihood of hot dip iron materials— 7 стр.
Safety devices for gas supply installations operating at working pressures up to 100 bar; pressure relief governors and safety shut-off devices— 15 стр.