GOST 20845-2022

Batch operated vacuum pans for food. Types and main parameters

Welding and allied process. Classification of geometric imperfections in metallic materials. Part 1. Fusion welding

State system for ensuring the uniformity of measurements. State special standard and state verification schedule for means of measuring the velocity of water flow in the range of 0.005-25 m/s

Practical aspects of management of risk. Biorisk management

Bitumens and bituminous binders. Determination of breaking behaviour. Part 2. Determination of fines mixing time of cationic bitumen emulsions

Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Measurement methods of currents of anode and grids, having positive voltage relative to cathode and zero anode and grids currents