GOST 3266-81

Middle flow actuating device SSI. Body assembly. Pattern. Basic and connecting dimensions

State system for ensuring the uniformity of measurements. Certified reference materials of gas mixtures with Hydrogen, Nitrogen, Oxygen, Carbon Oxide, Carbon Dioxide, Methane, Propane, Hexane. Procedure of determining the metrological characteristics

Section of automatic coupling thrust plates. Dimensions

Standardization in Russian Federation. Terms and definitions

Seed of farm crops. Methods of determination for pest infestation

Rotodynamic pumps. Hydraulic performance acceptance tests. Grades 1 and 2