GB/T 20975.22-2020 Active National standards

GB/T 20975.22-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 22:Determination of beryllium content

GB/T 20975.22-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 22:Determination of beryllium content

Publish Date: 2020-06-02 Implement Date: 2021-04-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 20975.22-2020

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: 2020-06-02

Implement Date: 2021-04-01

Pages: 10 pages

Scope

This part of GB/T 20975 specifies the determination of beryllium content in aluminum and aluminum alloys by the Ellon Chromocyane R spectrophotometry method.
This part is applicable to the arbitral determination of beryllium content in aluminum and aluminum alloys. The determination range of the Ellon Chromocyane R spectrophotometry method (I) is 0.0001% to 0.45%; the determination range of the Ellon Chromocyane R spectrophotometry method (II) is 2.00% to 6.50%.

Development Information

Word Count: 18 Thousand words Pages: 10 pages

Same series standard

GB/T 20975.3-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 3:Determination of copper content GB/T 20975.4-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 4:Determination of iron content GB/T 20975.5-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 5:Determination of silicon content GB/T 20975.6-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 6:Determination of cadmium content GB/T 20975.7-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 7:Determination of manganese content GB/T 20975.8-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 8:Determination of zinc content GB/T 20975.9-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 9:Determination of lithium content—Flame atomic absorption spectrometry GB/T 20975.10-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 10:Determination of tin content GB/T 20975.12-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 12:Determination of titanium content GB/T 20975.13-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 13:Determination of vanadium content GB/T 20975.14-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 14:Determination of nickel content GB/T 20975.15-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 15:Determination of boron content GB/T 20975.16-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 16:Determination of magnesium content GB/T 20975.17-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 17:Determination of strontium content GB/T 20975.18-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 18:Determination of chromium content GB/T 20975.19-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 19:Determination of zirconium content GB/T 20975.20-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 20:Determination of gallium content—Butyrhodamine B spectrophotometric method GB/T 20975.21-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 21:Determination of calcium content GB/T 20975.23-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 23:Determination of antimony content GB/T 20975.24-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 24:Determination of total rare earth content GB/T 20975.25-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 25:Determination of elements content—Inductively coupled plasma atomic emission spectrometric method GB/T 20975.32-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 32:Determination of bismuth content GB/T 20975.33-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 33:Determination of potassium content—Flame atomic absorption spectrometric method GB/T 20975.34-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 34:Determination of sodium content—Flame atomic absorption spectrometric method GB/T 20975.35-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 35:Determination of tungsten content—Thiocyanate spectrophotometric method GB/T 20975.36-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 36:Determination of silver content—Flame atomic absorption spectrometry GB/T 20975.37-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 37:Determination of niobium content

Replace the following standards

GB/T 20975.22-2008 Methods for chemical analysis of aluminium and aluminium alloys—Part 22:Determination of beryllium content—SCR spectrophotometric method

Referenced Standards

GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 8005.2-2011 Terms of aluminium and aluminium alloys—Part 2:Chemical analysis

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

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Publish Date: 1982-06-21

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GB/T 3172-1982 Abolished

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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

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Publish Date: 1984-05-29