GOST 14657.14-78

Photovoltaic modules. Determination of performance testing and energy rating. Part 1. Irradiance and temperature performance measurement according to irradiance and temperature. Power rating

Unified system of corrosion and ageing protection. Water for galvanic production and washings schemes. General requirements

Tests of materials from cables during combustion. Determination of degree of evolved gases acidity by measuring pH and conductivity

Ferrochromium, ferrosilicochromium, ferrosilicon, ferrosilicomanganese, ferromanganese. Methods of sampling and sample preparation for chemical and physical-chemical analyses

Floor parquet production. Block parquet. Technical requirements

Window steel panels out of hot-rolled and roll-formed sections for industrial buildings