GB/T 1818-1994
Metallic meterials--Rockwell superficial hardness test (English Version)

Standard No.

GB/T 1818-1994

Language

Chinese, Available in English version

Release Date

1994

Published By

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

Status

Be replaced 2004-10

Replace By

GB/T 230.1-2004

Latest

GB/T 230.1-2018

Replace

GB 1818-1979

Scope

This standard specifies the scope of application of the Rockwell hardness test on metal surfaces, test principles, symbols and descriptions, test instruments, samples, test result processing and test reports.

GB/T 1818-1994 history

• 2018 GB/T 230.1-2018 Metallic materials.Rockwell hardness test.Part 1:Test method
• 2009 GB/T 230.1-2009 Metallic materials.Rockwell hardness test.Part 1:Test method(scales A、B、C、D、E、F、G、H、K、N、T)
• 2004 GB/T 230.1-2004 Metallic Rockwell hardness test-Part1:Test method(scales A、B、C、D、E、F、G、H、K、N、T)
• 1994 GB/T 1818-1994 Metallic meterials--Rockwell superficial hardness test
• 0000 GB 1818-1979

GB/T 1818-1994 Metallic meterials--Rockwell superficial hardness test was changed to GB/T 230.1-2004 Metallic Rockwell hardness test-Part1:Test method(scales A、B、C、D、E、F、G、H、K、N、T).