GB/T 4340.3-2012
Metallic materials.Vickers hardness test.Part 3:Calibration of reference blocks (English Version)

Standard No.

GB/T 4340.3-2012

Language

Chinese, Available in English version

Release Date

2012

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 4340.3-2012

Replace

GB/T 4340.3-1999

Scope

This part of GB/T 4340 stipulates the calibration method of the standard hardness block (hereinafter referred to as the standard block) used in the indirect inspection of Vickers hardness according to GB/T 4340.2-2012. This part is only applicable to the diagonal length not less than 0.020 mm indentation,

GB/T 4340.3-2012 Referenced Document

• GB/T 13634 Metallic materials—Calibration of force-proving instruments used for the verification of uniaxial testing machines*， 2019-10-18 Update
• GB/T 3505-2009 Geometrical Product Specifications(GPS).Surface texture:Profile method.Terms,definitions and surface texture parameters
• GB/T 4340.1 Metallic materials.Vickers hardness test.Part 1:Test method
• GB/T 4340.2-2012 Metallic materials.Vickers hardness test.Part 2:Verification and calibration of testing machines

GB/T 4340.3-2012 history

• 2012 GB/T 4340.3-2012 Metallic materials.Vickers hardness test.Part 3:Calibration of reference blocks
• 1999 GB/T 4340.3-1999 Metallic vickers hardness test--Part 3: Calibration of hardness reference blocks

GB/T 4340.3-2012 -All Parts