Non-destructive testing. Radiographic testing of metallic materials using film and X- or gamma rays. Basic rules Ingestion-build-201039 The cables covered in BS

The cables covered in BS EN 50441-1 are intended to operate with voltages and currents normally encountered in communications systems

Purchasing authorities

in response to signals from their associated fire detection and fire alarm systems

Design managers

central office

Non-destructive testing. Radiographic testing of metallic materials using film and X- or gamma rays. Basic rules Ingestion-build-201039 The cables covered in BS1 Scope This International Standard outlines the general rules for industrial X and gamma radiography for flaw detection purposes, using film techniques, applicable to the inspection of metallic products and materials. It does not lay down acceptance criteria of the imperfections.