GB/T 7999-2000 Replaced National standards

GB/T 7999-2000 Standard method for direct reading spectromertric analysis of aluminum and its alloys

Publish Date: 2000-08-28 Implement Date: 2000-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 7999-2000

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Analysis methods for light metals and their alloys

ICS Name: Comprehensive Testing of Metal Materials

Publish Date: 2000-08-28

Implement Date: 2000-12-01

Pages: 12 pages

Development Information

Word Count: 11 Thousand words Pages: 12 pages

Replace the following standards

GB 7999-1987

Superseded by the following standards

GB/T 7999-2007 Optical emission spectrometric analysis method of aluminum and aluminum alloys

Related Standards

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GB/T 14140.1-1993 Silicon slices and wafers—Measuring of diameter—Optical projecting method

Publish Date: 1993-02-06

GB/T 14140.2-1993 Replaced

GB/T 14140.2-1993 Silicon slices and wafers—Measuring of diameter—Micrometer method

Publish Date: 1993-02-06

GB/T 15615-1995 Abolished

GB/T 15615-1995 Test method for measuring flexure strength of silicon slices

Publish Date: 1995-07-12

GB/T 16481-1996 Abolished

GB/T 16481-1996 Standard spectrum tables of microwave plasma torch-atomic emitting spectrum of rare earth

Publish Date: 1996-07-09

GB/T 1550-1997 Replaced

GB/T 1550-1997 Standard methods for measuring conductivity type of extrinsic semiconducting materials

Publish Date: 1997-06-03

GB/T 1553-1997 Replaced

GB/T 1553-1997 Standard test methods for minority carrier lifetime in bulk germanium and silicon by measurement of photoconductivity decay

Publish Date: 1997-06-03