GB/T 7962.20-2010 Active National standards

GB/T 7962.20-2010 Test methods of colourless optical glass—Part 20:Density

GB/T 7962.20-2010 Test methods of colourless optical glass—Part 20:Density

Publish Date: 2011-01-14 Implement Date: 2011-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 7962.20-2010

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Materials and components for instruments and meters

ICS Name: \nGlass Composite

Publish Date: 2011-01-14

Implement Date: 2011-05-01

Pages: 8 pages

Scope

This part of GB/T 7962 specifies the testing method principles, measurement conditions, steps, and data processing for the density of colorless optical glass.
This part is applicable to the density testing of colorless optical glass.

Development Information

Word Count: 13 Thousand words Pages: 8 pages

Same series standard

GB/T 7962.1-2010 Test methods of colourless optical glass—Part 1:Refractive index and coefficient of dispersion GB/T 7962.2-2010 Test methods of colourless optical glass—Part 2:Optical homogeneity—Fizeau plano-interferometry GB/T 7962.3-2010 Test methods of colourless optical glass—Part 3:optical homogeity—Holographic interferometry GB/T 7962.4-2010 Test methods of colourless optical glass—Part 4:Temperature coefficient of refractive index GB/T 7962.5-2010 Test methods of colourless optical glass—Part 5:Stress birefringence GB/T 7962.6-2010 Test methods of colourless optical glass—Part 6:Young's modulus,shear modulus and Poisson's ratio GB/T 7962.8-2010 Test methods of colourless optical glass—Part 8:Bubble GB/T 7962.9-2010 Test methods of colourless optical glass—Part 9:Coefficient of optical absorption GB/T 7962.10-2010 Test methods of colourless optical glass—Part 10:X-rays stability GB/T 7962.11-2010 Test method for colourless optical glass—Part 11:Precise test method for refractive index in the visible wave band GB/T 7962.12-2010 Test methods of colourless optical glass—Part 12:Spectral internal transmittance GB/T 7962.14-2010 Test methods of colourless optical glass—Part 14:Resistance to acid GB/T 7962.15-2010 Test methods of colourless optical glass—Part 15：Resistance to humidity GB/T 7962.16-2010 Test methods of colourless optical glass—Part 16:Linear thermal expansion coefficient,transformation temperature and yield point temperature GB/T 7962.17-2010 Test methods of colourless optical glass—Part 17:Autocollimation test method for refractive index in the ultraviolet and infrared wave band GB/T 7962.18-2010 Test methods of colourless optical glass—Part 18:Knoop hardness GB/T 7962.19-2010 Test methods of colourless optical glass—Part 19:abration factor

Replace the following standards

GB/T 7962.20-1987 Colorless optical glass test methods—Density

Referenced Standards

GB 253-1989 Kerosine GB 253-2008 Kerosine GB/T 678-2002 Chemical reagent—Ethanol GB/T 678-2023 Chemical reagent—Ethanol GB/T 684-1999 Chemical reagent-Toluene GB/T 684-2023 Chemical reagent—Toluene GB/T 903-1987 Colourless optical glass GB/T 903-2019 Colourless optical glass 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 16920-1997 Replaced

GB/T 16920-1997 Glass—Determination of coefficient of mean linear thermal expansion

Publish Date: 1997-07-24

GB/T 6580-1997 Replaced

GB/T 6580-1997 Glass—Resistance to attack by a boiling aqueous solution of mixed alkali—Method of test and classification

Publish Date: 1997-07-24

GB/T 6582-1997 Replaced

GB/T 6582-1997 Glass—Hydrolytic resistance of glass grains at 98℃—Method of test and classification

Publish Date: 1997-07-24

GB/T 17129-1997 abolished_transferred

GB/T 17129-1997 Colourless optical glass test methods of chemical stability—Powder

Publish Date: 1997-12-03

GB 17762-1999 Replaced

GB 17762-1999 Safe and hygienic requirements of thermotolerant glass ware

Publish Date: 1999-05-28

GB/T 17763-1999 Active

GB/T 17763-1999 Technical requirements and test methods of glass hydrometers

Publish Date: 1999-05-28