GB/T 223.75-1991
Replaced
GB/T 223.3-1988
Active
National standards
GB/T 223.3-1988 Methods for chemical analysis of iron, steel and alloy—The diantipyryl methane phosphomolybdate gravimetric method for the determination of phosphorus content
GB/T 223.3-1988 Methods for chemical analysis of iron, steel and alloy—The diantipyryl methane phosphomolybdate gravimetric method for the determination of phosphorus content
Basic Information
Standard Code:
GB/T 223.3-1988
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analysis methods for steel and iron alloys
ICS Name:
Black metals
Publish Date:
1988-01-18
Implement Date:
1989-02-01
Publisher:
National Standards Bureau
Technical Committee:
The Steel Research Institute of the Ministry of Metallurgical Industry
Pages:
5 pages
Development Information
Drafting Units:
The General Research Institute of Steel of the Ministry of Metallurgical Industry
Drafting Persons:
Cao Hongyao
Same series standard
GB/T 223.4-1988 Methods for chemical analysis of iron, steel and alloy The volumetric method for determination of manganese content by ammonium nitrate oxidation
GB/T 223.61-1988 Methods for chemical analysis of iron,steel and alloy—The ammonium phosphomolybdate volumetric method for the determination of phosphorus content
GB/T 223.62-1988 Methods for chemical analysis of iron,steel and alloy—The butyl acetate extraction photometric method for the determination of phosphorus content
GB/T 223.63-1988 Methods for chemical analysis of iron,steel and alloy—The sodium(potassium)periodate photometric method for the determination of manganese content
GB/T 223.64-1988 Methods for chemical analysis of iron,steel and alloy—The flame atomic absorption spectrometric method forthe determination of manganese content
GB/T 223.65-1988 Methods for chemical analysis of iron,steel and alloy—The flame atomic absorption spectrometric method for the determination of cobalt content
Replace the following standards
GB 223.3-1981
Adopt standards
ASTM E30:1980
Related Standards
GB/T 3875-1983
Replaced
GB/T 3875-1983 Tungsten sheet
GB/T 3876-1983
Replaced
GB/T 3876-1983 Molybdenum and molybdenum alloy sheet
GB/T 3877-1983
Replaced
GB/T 3877-1983 Molybdenum foil
GB/T 223.38-1985
Active
GB/T 223.38-1985 Methods for chemical analysis of iron, steel and alloy—The anion-exchange separation-gravimetric method for the determination of niobium content
GB/T 223.40-1985
Replaced