PNST 307-2018

State system for ensuring the uniformity of measurements. Standard reference data. Silicide of vanadium. The lattice parameters in the concentration range from 20 at.% to 25 at.% of silicon. Coefficient of linear thermal expansion in the range from 20 K up to 300 K

Manganese ores concentrates and agglomerates. Methods of sampling and sample preparation for the determination of the grain composition

Arc welding of aluminium and aluminium alloys in inert gases. Welded joints. Main types, design elements and dimensions

Technological foundry equipment. Terms and definitions

Textile materials and products. Industrial washing and finishing procedures for testing of workwear

Gate valves. Main parameters