ČSN EN ISO 642 (420447)

Steel - Hardenability test by end quenching (Jominy test)

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STANDARD published on 1.2.2025


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The information about the standard:

Designation standards: ČSN EN ISO 642
Classification mark: 420447
Catalog number: 520477
Publication date standards: 1.2.2025
SKU: NS-1212278
The number of pages: 32
Approximate weight : 96 g (0.21 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

The category - similar standards:

Other methods of testing of metals

Annotation of standard text ČSN EN ISO 642 (420447):

This document specifies a method for determining the hardenability of steel by end quenching (Jominy test) by using a test piece 25 mm in diameter and at least 100 mm long.

By agreement and for a defined field of application, the test described in this document can be replaced by the calculation of the Jominy curve according to an accepted mathematical model

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