GOST 22859-77

Plastics pipes and fittings. Preparation of test piece assemblies between a polyethylene pipe and an electrofusion fitting

The state system for ensuring the uniformity of measurements. Standard radiation sources (reference sources) in form of black body models for temperature range -50 +2500 degree C. Standard procedure for metrological certification and verification

Rails for RK65 check rails. Dimensions

Plastics. Determination of the aerobic biodegradation of nonfloating materials exposed to marine sediment. Method by analysis of evolved carbon dioxide

Combined circular iron all-cast moulding boxes having inside diameter 500 mm, height 150; 200 mm. Construction and dimensions

Cast iron, steel, ferroalloys, metallic chromium and manganese. Standards of accuracy of quantitative chemical analysis