GB/T 4699.1-1984
Methods for chemical analysis of silicochromium--The gravimetric method for the determination of silicon content (English Version)

Standard No.

GB/T 4699.1-1984

Language

Chinese, Available in English version

Release Date

1984

Published By

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

Status

Be replaced 2008-02

Replace By

GB/T 5687.2-2007

Latest

GB/T 5687.2-2007

Scope

This standard applies to the determination of silicon content in silicon-chromium alloys. Measuring range: 8.00 to 95.00%.

GB/T 4699.1-1984 history

• 2007 GB/T 5687.2-2007 Ferrochromium,silicochromium and nitrogen-bearing Ferrochromium-Determination of silicon content-The perchloric acid dehydration gravimetric method
• 1984 GB/T 4699.1-1984 Methods for chemical analysis of silicochromium--The gravimetric method for the determination of silicon content

GB/T 4699.1-1984 Methods for chemical analysis of silicochromium--The gravimetric method for the determination of silicon content was changed to GB/T 5687.2-2007 Ferrochromium,silicochromium and nitrogen-bearing Ferrochromium-Determination of silicon content-The perchloric acid dehydration gravimetric method.

GB/T 4699.1-1984 -All Parts