GOST 23496-89

State system for ensuring the uniformity of measurements. Reference materials of materials (substance). Basic principles

General-purpose self-propelled boom cranes. Acceptance and testing methods

Artificial indoor lighting of industrial facility of railway objects. Norms and control methods

Combined broaches with diameter from 55 to 130 mm for slitting holes with involute profile with wind round tail and centering at outside diameter with module from 3 to 4 mm. Construction

Natural combustible gases. Methods for determination of hydrogen sulphide and sulphur mercaptan

Global navigation satellite system. Satellite navigation equipment for mounting on wheeled vehicles. Methods of compliance testing with requirements of electrical safety, climatic and mechanical influences