GB/T 20975.28-2019 Active National standards

GB/T 20975.28-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 28:Determination of cobalt content—Flame atomic absorption spectrometry

GB/T 20975.28-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 28:Determination of cobalt content—Flame atomic absorption spectrometry

Publish Date: 2019-06-04 Implement Date: 2020-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Price: $ 42

Basic Information

Standard Code: GB/T 20975.28-2019

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Analysis methods for light metals and their alloys

ICS Name: Aluminum and aluminum alloys

Publish Date: 2019-06-04

Implement Date: 2020-05-01

Pages: 7 pages

Scope

This part of GB/T 20975 specifies the method for determining the cobalt content in aluminum and aluminum alloys by flame atomic absorption spectrometry.
This part is applicable to the determination of cobalt content in aluminum and aluminum alloys, as well as in aluminum-cobalt intermediate alloys. The measurement range is 0.005% to 12.0%.

Development Information

Word Count: 12 Thousand words Pages: 7 pages

Same series standard

GB/T 20975.29-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 29:Determination of molybdenum content—Thiocyanate spectrophotometry GB/T 20975.30-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 30:Determination of hydrogen content—Heating extraction-thermal conductivity method GB/T 20975.31-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 31:Determination of phosphorus content—Molybdenum blue spectrophotometry

Referenced Standards

GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods

Related Standards

GB/T 3250-1982 Replaced

GB/T 3250-1982 Aluminium and aluminium alloys—Riveting test method for rivet wire

Publish Date: 1982-06-21

GB/T 3251-1982 Replaced

GB/T 3251-1982 Aluminium and aluminium alloys—Compression test method for tubes

Publish Date: 1982-06-21

GB/T 3252-1982 Replaced

GB/T 3252-1982 Aluminium and aluminium alloys Shear test method for rivet wire and rivets

Publish Date: 1982-06-21

GB/T 3172-1982 Abolished

GB/T 3172-1982 Determination of adhesion ratio of aluminium powder Steel plate method

Publish Date: 1982-08-19

GB/T 3173-1982 Abolished

GB/T 3173-1982 Determination of coating surface of aluminium powder on water

Publish Date: 1982-08-19

GB/T 4438-1984 Replaced

GB/T 4438-1984 Aluminium and aluminium alloy corrugated sheets

Publish Date: 1984-05-29