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DIN EN ISO 148-3-2009

金属材料 夏比摆锤冲击试验 第3部分:摆锤式冲击试验机的间接检验用夏比V型缺口试样的制备及其特性描述

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

适用范围:This part of ISO 148 covers the requirements, preparation and methods for qualifying test pieces used for theindirect 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 describedin this part of ISO 148.

实施日期: 2009-06-01

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