GOST 20683-97

State system for ensuring the uniformity of measurements. Methods and means for verification of photoelectric illumination photometers

State system for ensuring the uniformity of measurements. Standard reference data. Orthohydrogen, liquid and gaseous. Density, enthalpy, entropy, isochoric, isobaric heat capacities and speed of sound at temperatures from 15 K up to 1000 K and pressures up to 100 MPa

Railway rolling stock. Normative limits of railway track interaction and test methods

Welding consumables. Solid wire electrodes, solid wires and rods for fusion welding of titanium and titanium alloys. Classification

Melioration. Reclamation systems and structures. Classification

Agricultural machinery. Loaders. Methods of testing