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ISO/DIS 148-3

Metallic materials — Charpy pendulum impact test — Part 3: Preparation and characterization of Charpy V-notch reference certified test pieces for indirect verification of pendulum impact testing machines

General information

40.20     Oct 29, 2025

ISO

ISO/TC 164/SC 4

International Standard

77.040.10  

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Scope

ISO 148-3:2016 specifies the requirements, preparation and methods for qualifying test pieces used for the indirect verification of pendulum impact testing machines in accordance with ISO 148‑2.
It specifies notched test pieces with nominal dimensions identical to those specified in ISO 148‑1; however, the tolerances are more stringent.
NOTE 1 The chemical composition or heat treatment, or both, are varied according to the energy level desired.
NOTE 2 Reference test pieces are qualified on reference pendulum impact testing machines which are also described in this part of ISO 148.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 148-3:2016

NOW

PROJECT
ISO/DIS 148-3
40.20 DIS ballot initiated: 12 weeks
Oct 29, 2025

National adoptions

naSRPS EN ISO 148-3:2023  
ISS

Metallic materials - Charpy pendulum impact test - Part 3: Preparation and characterization of Charpy V-notch reference certified test pieces for indirect verification of pendulum impact testing machines (ISO/DIS 148-3:2025)

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