Jewellery. Ring-sizes. Definition, measurement and designation Ingestion-build-50790 Utilization of non-virgin PP material

Utilization of non-virgin PP material has been added

BS EN 13262 helps you in the manufacturing of the railway wheels by getting the accuracy in the measurements of the geometry and dimensions of the wheels to guide them along the track ensuring safety

BS EN 62129-1 discusses the reference conditions of influencing parameters

The performance standard contains a definition of the product performance requirements together with a series of sets of tests and measurements with clearly defined conditions

Jewellery. Ring-sizes. Definition, measurement and designation Ingestion-build-50790 Utilization of non-virgin PP material1 Scope and field of application This International Standard specifies the method for measuring the size of rings for the purposes of designating ring sizes to be used in jewellery.