GOST 444-75

Plastic piping systems. Mechanical joints between fittings and pressure pipes. Test method for leak tightness under negative pressure

State system for ensuring the uniformity of measurements. Testing equipment for determination of breakthrough time for respiratory protective devices gas filters. Verification method

Children's playgrounds equipment. Swing's safety of structure and test methods. General requirements

Automobile roads of general use. Asphalt mixtures and asphalt concrete for road pavement. Determination of the density of the layer by a nondestructive methods

Unified system of corrosion and ageing protection. Vulcanized rubber. Method of accelerated determination to ozone and thermolightozone resistance

Hammers. Safety requirements