GB/T 225-2006
Steel Hardenability test by end quenching (Jominy test) (English Version)

Standard No.

GB/T 225-2006

Language

Chinese, Available in English version

Release Date

2006

Published By

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

Latest

GB/T 225-2006

Replace

GB/T 225-1988

Scope

This standard stipulates that the hardenability of steel is determined by the end quenching test method (Jominy test), and a sample with a diameter of 25mm and a length of 100mm is used in the test.

GB/T 225-2006 Referenced Document

• GB/T 230.1 Metallic materials.Rockwell hardness test.Part 1:Test method*， 2018-05-14 Update
• GB/T 230.2 Metallic materials—Rockwell hardness test—Part 2: Verification and calibration of testing machines and indenters*， 2022-07-11 Update
• GB/T 230.3 Metallic materials—Rockwell hardness test—Part 3:Calibration of reference blocks*， 2022-07-11 Update
• GB/T 4340.1 Metallic materials.Vickers hardness test.Part 1:Test method*， 2009-06-25 Update

GB/T 225-2006 history

• 2006 GB/T 225-2006 Steel Hardenability test by end quenching (Jominy test)
• 1988 GB/T 225-1988 Steel-hardenability test by end quenching(Jominy test)