ISO 148-1 Metallic materials - Charpy pendulum impact test - Part 1: Test method
ISO 148-3 Metallic materials - Charpy pendulum impact test - Part 3: Preparation and characterization of Charpy V-notch test pieces for indirect verification of pendulum impact machines
BS EN ISO 148-2:2016 history
2016BS EN ISO 148-3:2016 Metallic materials. Charpy pendulum impact test. Preparation and characterization of Charpy V-notch test pieces for indirect verification of pendulum impact machines
2009BS EN ISO 148-3:2008 Metallic materials - Charpy pendulum impact test - Preparation and characterization of Charpy V-notch test pieces for indirect verification of pendulum impact machines
0000 BS EN 10045-2:1993
1972BS 131-4:1972 Notched bar tests - Calibration of pendulum impact testing machines for metals