GB/T 4699.2-2008 Replaced National standards

GB/T 4699.2-2008 Ferrochromium and ferrosilicochromium—Determination of chromium content—The ammonium persulfate oxidation titrimetric method and potentiometric titration method

Publish Date: 2008-05-13 Implement Date: 2008-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 4699.2-2008

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Analysis methods for steel and iron alloys

ICS Name: Iron alloy

Publish Date: 2008-05-13

Implement Date: 2008-11-01

Pages: 12 pages

Scope

This section specifies the methods of ammonium persulfate oxidation titration and potentiometric titration for determining the chromium content in chromium iron and silicon chromium alloys. This section is applicable to the determination of chromium content in chromium iron and silicon chromium alloys. The measurement range (mass fraction): 25.00% to 80.00%

Development Information

Word Count: 14 Thousand words Pages: 12 pages

Same series standard

GB/T 4699.4-2008 Ferrochromium and silicochromium—Determination of carbon content—Infrared absorption method and gravimetric method GB/T 4699.6-2008 Ferrochromium and silicochromium—Determination of sulfur content—The infrared absorption method and the combustion-titration method

Replace the following standards

GB/T 4699.2-1984 GB/T 5687.1-1985 Methods for chemical analysis of ferrochromium—The ammonium persulfate oxidation volumetric method for the determination of chromium content GB/T 10323-1988 Methods for chemical analysis of ferrochromium and silicochromium—The potentiometric titration method for the determination of chromium content

Superseded by the following standards

GB/T 4699.2-2025 Ferrochromium,silicochromium,nitrogen-bearing ferrochromium and high nitrogen ferrochromium—Determination of chromium content—Ammonium persulfate oxidation titrimetric method and potentiometric titration method

Referenced Standards

GB/T 4010

Related Standards

GB/T 3654.10-1983 Replaced

GB/T 3654.10-1983 Methods for chemical analysis of ferroniobium The EDTA volumetric method for the determination of aluminum content

Publish Date: 1983-05-02

GB/T 3654.1-1983 Active

GB/T 3654.1-1983 Methods for chemical analysis of ferroniobium—The paper chromatograph-gravimetric method for the determination of niobium and tantalum

Publish Date: 1983-05-02

GB/T 3654.2-1983 Replaced

GB/T 3654.2-1983 Methods for chemical analysis of ferroniobium—The neocuproine-chloroform extraction photometric method for the determination of copper content

Publish Date: 1983-05-02

GB/T 3654.3-1983 Replaced

GB/T 3654.3-1983 Methods for chemical analysis of ferroniobium The gravimetric method for the determination of silicon content

Publish Date: 1983-05-02

GB/T 3654.4-1983 Active

GB/T 3654.4-1983 Methods for chemical analysis of ferroniobium The combustion gravimetric method for the determination of carbon content

Publish Date: 1983-05-02

GB/T 3654.5-1983 Active

GB/T 3654.5-1983 Methods for chemical analysis of ferroniobium The molybdenum blue photometric method for the determination of the phosphorus comtent

Publish Date: 1983-05-02