GB/T 10561-1989
Steel--Determination of content of non-metallic inclusion--Micrographic method using standard diagrams

Be replaced

Standard No.

GB/T 10561-1989

Language

Chinese

Release Date

1989

Published By

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

Replace By

GB/T 10561-2005

Lastest

GB/T 10561-2023

Scope

This standard specifies the selection and preparation of samples for microscopic evaluation of non-metallic inclusions in steel, the microscopic evaluation method of non-metallic inclusions, result presentation and test reports, etc. This standard applies to the microscopic assessment of non-metallic inclusions in steels that have undergone extension deformation (such as rolling, forging, cold drawing, etc.).

GB/T 10561-1989 history

• 2023 GB/T 10561-2023 Standard grading chart microscopic examination method for determination of non-metallic inclusion content in steel
• 2005 GB/T 10561-2005 Steel.Determination of content of nonmetallic inclusions.Micrographic method using standards diagrams
• 1989 GB/T 10561-1989 Steel--Determination of content of non-metallic inclusion--Micrographic method using standard diagrams