BS EN ISO 4545-4 pdf download – Metallic materials ——Knoop hardness test—— Part 4: Table of hardness values.
This part of ISO 4545 gives a table for the calculation of Knoop hardness values for use in tests made on ifat surfaces earned out in accordance with ISO 4545-1.
2 Normative references
The following referenced documents are indispensable fOr the application of this document, For dated refeences. only the edition cited applies For undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 4545-1. Metaihc matenais — Kr,ocp hardness test — PeA 1: Test method
ISO 4545.2. Metallic matenels — Knoop hasdness test — Part 2: Venficahon and calibrafton of teswig
machtnes
3 Calculation
The Knoop hardness values in Table I have been calculated from the formula.
BS EN ISO 4545-4 pdf download – Metallic materials ——Knoop hardness test—— Part 4: Table of hardness values
