GB/T 224-2019
Determination of the depth of decarburization of steels

Standard No.

GB/T 224-2019

Language

Chinese

Release Date

2019

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Lastest

GB/T 224-2019

Replace

GB/T 224-2008

Scope

This standard specifies the decarburization layer sampling method of steel and the requirements for test reports, etc. This standard is applicable to the determination of the decarburization depth of steel products (billets) and their parts.

GB/T 224-2019 Referenced Document

• GB/T 4336 Determination of multi-element content in carbon steel and medium and low alloy steel Spark discharge atomic emission spectrometry (conventional method) Amendment No. 1
• GB/T 4340.1 Metallic materials.Vickers hardness test.Part 1:Test method

GB/T 224-2019 history

• 2019 GB/T 224-2019 Determination of the depth of decarburization of steels
• 2008 GB/T 224-2008 Determination of depth of decarburization of steels
• 1987 GB/T 224-1987 Determination of depth of decarburization of steel