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Metallic materials. Knoop hardness test. Calibration of reference blocks.

Metallic materials. Knoop hardness test. Test method.

Metallic materials. Knoop hardness test. Table of hardness values.

Metallic materials — Knoop hardness test — Part 1: Test method

Metallic materials — Knoop hardness test — Part 2: Verification and calibration of testing machines

Overview ISO 4545-2:2017 - "Metallic materials - Knoop hardness test - Part 2" specifies procedures for the verification and calibration of Knoop hardness testing machines used on metallic materials.…

Metallic materials — Knoop hardness test — Part 3: Calibration of reference blocks

Overview ISO 4545-3:2017 - "Metallic materials - Knoop hardness test - Part 3: Calibration of reference blocks" specifies the method for calibrating hardness reference blocks used for the indirect ve…

Metallic materials — Knoop hardness test — Part 1: Test method

Overview ISO 4545-1:2023 - "Metallic materials - Knoop hardness test - Part 1: Test method" - defines the standardized procedure for performing the Knoop microhardness test on metallic materials and…

Metallic materials — Knoop hardness test — Part 4: Table of hardness values

Overview ISO 4545-4:2017 - Metallic materials - Knoop hardness test - Part 4: Table of hardness values - provides a standardized table of Knoop hardness (HK) values for use with Knoop hardness tests…

Metallic materials. Knoop hardness test - Tables of hardness values

1 Scope This part of ISO 4545 gives a table for the calculation of Knoop hardness values for use in tests made on flat surfaces carried out in accordance with ISO 4545-1.

Metallic materials. Knoop hardness test - Test method

1 Scope This document specifies the Knoop hardness test method for metallic materials for test forces from 0,009 807 N to 19,613 N. The Knoop hardness test is specified in this document for lengths o…