IS 6885 : Part 2 : 2020/ISO 4545-2 : 2017 Metallic Materials-Knoop Hardness Test - Part 2 Verification and Calibration of Testing Machines

Revised Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard (Part 2) (Second Revision) which is identical to ISO 4545-2 : 2017 ʽMetallic materials — Knoop hardness test — Part 2: Verification and calibration of testing machines’ issued by the International Organization for Standardization (ISO) was adopted by the Bureau of Indian Standards on recommendation of the Mechanical Testing of Metals Sectional Committee and approval of the Metallurgical Engineering Division Council.