GB/T 223.9-2000 Replaced National standards

GB/T 223.9-2000 Methods for chemical analysis of iron,steel and alloy The chrom azurol S photometric method for the determination of aluminium content

Publish Date: 2000-04-11 Implement Date: 2000-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 223.9-2000

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Analysis methods for steel and iron alloys

ICS Name: Chemical analysis of metal materials

Publish Date: 2000-04-11

Implement Date: 2000-11-01

Pages: 12 pages

Development Information

Word Count: 10 Thousand words Pages: 12 pages

Same series standard

GB/T 223.8-2000 Methods for chemical analysis of iron,steel and alloy The sodium fluoride separation—EDTA titration method for the determination of aluminium content GB/T 223.10-2000 Methods for chemical analysis of iron,steel and alloy The cupferron separation-chrome azurol S photometric method for the determination of aluminium content GB/T 223.13-2000 Methods for chemical analysis of iron,steel and alloy The ammonium ferrous sulfate titration method for the determination of vanadium content GB/T 223.14-2000 Methods for chemical analysis of iron,steel and alloy The N-benzoy-N-phenylhydroxylamine extraction photometric method for the determination of vanadium content GB/T 223.34-2000 Methods for chemical analysis of iron,steel and alloy—The determination of hydrochloric acid-insoluble content of iron powders GB/T 223.78-2000 Methods for chemical analysis of iron,steel and alloy—Curcumin spectrophotometric method for the determination of boron content

Replace the following standards

GB 223.9-1989

Superseded by the following standards

GB/T 223.9-2008 Iron,steel and alloy—Determination of aluminium content—Chrome azurol S photometric method

Referenced Standards

GB/T 222-1984 Method of sampling steel for determination of chemical composition and permissible variations for product analysis GB/T 6379-1986 Precision of test methods Determination of repeatability and reproducibility for a standard test method by interlaboratory tests

Related Standards

GB/T 2596-1981 Abolished

GB/T 2596-1981 Tungsten powder and tungsten carbide powder—Determination of specific surface product (average grainine- ss—Simplified nitrogen absorption method

Publish Date: 1981-06-07

GB/T 3249-1982 Replaced

GB/T 3249-1982 Standard method for determination of particle size of powders of refractory metals and compounds—Fisher method

Publish Date: 1982-06-21

GB/T 3488-1983 Replaced

GB/T 3488-1983 Hardmetals—metallographic determination of microstructure

Publish Date: 1983-02-21

GB/T 3489-1983 Replaced

GB/T 3489-1983 Hardmetals—Metallographic determination of porosity and uncombined carbon

Publish Date: 1983-02-21

GB/T 3651-1983 Replaced

GB/T 3651-1983 Measuring method for thermal conductivity of metal at high temperature

Publish Date: 1983-05-02

GB/T 4059-1983 Replaced

GB/T 4059-1983 Polycrystalline silicon—Examination method—Zone-melting on phosphorus under controlled atmosphere

Publish Date: 1983-12-20