Metrology And Measurement Standards
BS EN ISO 4518:2021
Metallic coatings. Measurement of coating thickness. Profilometric method...
BS EN ISO 463:2006
Geometrical Product Specifications (GPS). Dimensional measuring equipment. Design and metrological characteristics of me...
BS EN ISO 4787:2011
Laboratory glassware. Volumetric instruments. Methods for testing of capacity and for use...
BS EN ISO 4871:2009
Acoustics. Declaration and verification of noise emission values of machinery and equipment...
BS EN ISO 5135:2020
Acoustics. Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valve...
BS EN ISO 5136:2009
Acoustics. Determination of sound power radiated into a duct by fans and other air-moving devices. In-duct method...
BS EN ISO 5167-1:2003
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running ...
BS EN ISO 5167-2:2003
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running ...
BS EN ISO 5167-3:2020
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running ...
BS EN ISO 5167-4:2003
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running ...
BS EN ISO 5167-5:2016
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running ...
BS EN ISO 5167-6:2019
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running ...
BS EN ISO 5171:2019
Gas welding equipment. Pressure gauges used in welding, cutting and allied processes...
BS EN ISO 5436-1:2001
Geometrical Product Specifications (GPS). Surface texture: Profile method; Measurement standards - Geometric product spe...
BS EN ISO 5436-2:2012
Geometrical product specifications (GPS). Surface texture: Profile method; Measurement standards - Software measurement ...
BS EN ISO 6416:2017
Hydrometry. Measurement of discharge by the ultrasonic transit time (time of flight) method...
BS EN ISO 6926:2016+A1:2020
Acoustics. Requirements for the performance and calibration of reference sound sources used for the determination of sou...