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ISO 4545-4:2017《金屬材料 努氏硬度試驗(yàn) 第4部分:硬度數(shù)值表》國際標(biāo)準(zhǔn)(英文版)

INTERNATIONAL STANDARD ISO 4545-4ISO 4545-4-2017.jpg


Metallic materials — Knoop hardness test — 

Part 4: 

Table of hardness values


ISO 4545 consists of the following parts, under the general title Metallic materials —— Knoop hardness test:

ISO 4545-1:2017, Metallic materials — Knoop hardness test — Part 1: Test method

ISO 4545-2, Metallic materials — Knoop hardness test — Part 2: Verification and calibration of testing machines

ISO 4545-3:2017, Metallic materials — Knoop hardness test — Part 3: Calibration of reference blocks

ISO 4545-4, Metallic materials — Knoop hardness test — Part 4: Table of hardness values


替代情況:替代 ISO 4545-4:2005


Contents 


Foreword

  1. Scope

  2. Normative references

  3. Terms and definitions

  4. Table of Knoop hardness values


1 Scope


This document gives a table for the calculation of Knoop hardness values for use in tests carried out in accordance with ISO 4545-1.


2 Normative references


The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition ofthe referenced document (including any amendments)  applies.

ISO 4545 -1, Metallic materials — Knoop hardness test — Part 1: Test method


3 Terms and definitions


No terms and definitions are listed in this document.

ISO and IEC maintain terminological databases for use in standardization at the following addresses:

— ISO Online browsing platform:  available at http://www.iso.org/obp

— IEC Electropedia:  available at http://www.electropedia.org/





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