State system for ensuring the uniformity of measurements. Flow rate and volume of gas. Procedure of measurements by turbine, rotary and vortex meters

Die Norm herausgegeben am 1.3.2024

State system for ensuring the uniformity of measurements. Volume of natural gas. The general requirements to procedure of measurements

Die Norm herausgegeben am 1.11.2019

State system for ensuring the uniformity of measurements. Measuring installations of 1-st class of moisture content of firm and loose materials. Verification procedure

Die Norm herausgegeben am 1.5.2013

State system for ensuring the uniformity of measurements. Optics and photonics. Interferometric measurement of optical elements and systems. Part 1. Terms, definitions and fundamental relationships

Die Norm herausgegeben am 1.3.2013

State system for ensuring the uniformity of measurements. Optics and photonics. Interferometric measurement of optical elements and optical systems. Part 3. Calibration and validation of interferometric test equipment and measurements

Die Norm herausgegeben am 1.3.2013

State system for ensuring the uniformity of measurements. Optics and photonics. Interferometric measurement of optical elements and optical systems. Part 2. Measurement and evaluation techniques

Die Norm herausgegeben am 1.3.2013

State system for ensuring the uniformity of measurements. State verification schedule for instruments measuring the ratio error and phase displacement of a.c. power frequency voltage in the range from 0,1/V3 to 750/V3 kV

Die Norm herausgegeben am 1.1.2013

State system for ensuring the uniformity of measurements. Metals and alloys. Vickers hardness test. Part 3. Calibration of reference block

Die Norm herausgegeben am 1.5.2013

State system for ensuring the uniformity of measurements. Metallic materials. Instrumented indentation test for hardness and materials parameters. Part 1. Test method

Die Norm herausgegeben am 1.5.2013

State system for ensuring the uniformity of measurements. LED. Methods of photometric measurements

Die Norm herausgegeben am 1.5.2013