GB/T 224-1987
Determination of depth of decarburization of steel

Be replaced

Standard No.

GB/T 224-1987

Language

Chinese

Release Date

1987

Published By

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

Replace By

GB/T 224-2008

Lastest

GB/T 224-2019

Scope

The method specified in this standard is applicable to the determination of the decarburization depth of steel products (billets) and their parts. This standard is equivalent to the international standard ISO3887-1976 "Steel - Determination of Decarburization Depth of Non-alloy and Low Alloy".

GB/T 224-1987 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