GB/T 3654.10-1983
Replaced
GB/T 7731.2-2007
Active
National standards
GB/T 7731.2-2007 Ferrotungsten—Determination of manganese content—The periodate spectrophotometric method and the flame atomic absorption spectrometric method
GB/T 7731.2-2007 Ferrotungsten—Determination of manganese content—The periodate spectrophotometric method and the flame atomic absorption spectrometric method
Basic Information
Standard Code:
GB/T 7731.2-2007
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analysis methods for steel and iron alloys
ICS Name:
Iron alloy
Publish Date:
2007-09-11
Implement Date:
2008-02-01
Pages:
7 pages
Scope
This part of GB/T 7731 specifies the determination of manganese content using the high iodate spectrophotometry method and the flame atomic absorption spectrometry method. This part is applicable to the determination of manganese content in tungsten iron, including the high iodate spectrophotometry method and the flame atomic absorption spectrometry method. The determination range (mass fraction): 0.05% to 0.70%.
Development Information
Replace the following standards
Referenced Standards
Related Standards
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
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
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
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
GB/T 3654.5-1983
Active