JIS B 7724:2017

JIS B 7724:2017 Brinell hardness test -- Verification and calibration of testing machines (Foreign Standard)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2017

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Full Description

JIS B 7724:2017 specifies methods of direct and indirect verification of testing machines used for determining Brinell hardness in accordance with JIS Z 2243.

This Standard is applicable to both fixed location and portable hardness testing machines (hereafter referred to as testing machines).

For machines that are incapable of satisfying the specified force-time profile, the direct verification of force and testing cycle can be modified by the use of Annex B.