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B51-14 (R2019) – Boiler, pressure vessel, and pressure piping code

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ISO 148-4:2026

ISO 148-4:2026 Metallic materials — Charpy pendulum impact test — Part 4: Testing of miniature Charpy-type V-notch test pieces

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This publication was last reviewed and confirmed in 2026.

Metallic materials — Charpy pendulum impact test — Part 4: Testing of miniature Charpy-type V-notch test pieces

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Description

This document specifies the pendulum impact test method on miniature Charpy-type V-notch test pieces of metallic materials. This document does not cover instrumented impact testing of miniature Charpy-type V-notch test pieces, which is specified in ISO 14556:2023, Annex D[1].

This document can be applied, by agreement, to other impact testing machines, such as drop-weight towers or high-speed servo-hydraulic machines.

The user should be aware that data obtained from miniature test pieces are not directly comparable to those obtained from full-size standard Charpy V-notch test pieces[2],[3].

Edition

1

Published Date

2026-06-18

Status

PUBLISHED

Pages

8

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

This document specifies the pendulum impact test method on miniature Charpy-type V-notch test pieces of metallic materials. This document does not cover instrumented impact testing of miniature Charpy-type V-notch test pieces, which is specified in ISO 14556:2023, Annex D[1].

This document can be applied, by agreement, to other impact testing machines, such as drop-weight towers or high-speed servo-hydraulic machines.

The user should be aware that data obtained from miniature test pieces are not directly comparable to those obtained from full-size standard Charpy V-notch test pieces[2],[3].

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