GOST 4158-80

State system for ensuring the uniformity of measurements. National standard. Standard reference data. Materials for standard LTEC. Graphite GIP-4. Linear temperature expansion coefficient for the temperature range from 20 °C to 2500 °C

Welding and allied processes. Determination of hydrogen content in deposited metal and arc weld metal

Medical electrical equipment. Medical electron accelerators. Functional characteristics

Plain plug-gauges (not go side) with inserts of diameter from 0,30 up to 0,95 mm. Design and dimensions

Seamless and welded steel tubes. Part 5. Magnetic particle inspection of ferromagnetic tubes for the detection of surface imperfections

State system for ensuring the uniformity of measurements. Relative dielectric permittivity the loss tangent of solid dielectrics. Procedure of measure from 10 in 9 degree to 10 in 10 degree Hz