GB/T 16920-1997
Replaced
GB/T 39798-2021
Active
National standards
GB/T 39798-2021 Test methods for optical properties of glass used on multiple units
GB/T 39798-2021 Test methods for optical properties of glass used on multiple units
Basic Information
Standard Code:
GB/T 39798-2021
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Industrial technology glass
ICS Name:
\nGlass Composite
Publish Date:
2021-03-09
Implement Date:
2021-10-01
Pages:
22 pages
Scope
This standard specifies the test methods for the secondary image deviation, optical distortion, haze, light transmittance, optical deformation angle, and color deviation of EMU train windows. This standard applies to the optical performance testing of the front and side windows of EMU trains. Other rail vehicle windows can refer to and implement it accordingly.
Development Information
Referenced Standards
GB/T 3977-2008 Specification of colors
GB/T 8417-2003 Colors of light signals
GB/T 2410-1980 Transparent plastics—Transmissivity and haze test
GB/T 2410-2008 Determination of the luminous transmittance and haze of transparent plastics
GB/T 37831-2019 Test methods for optical properties for aircraft glass
Related Standards
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
GB/T 6582-1997
Replaced
GB/T 6582-1997 Glass—Hydrolytic resistance of glass grains at 98℃—Method of test and classification
GB/T 17129-1997
abolished_transferred
GB/T 17129-1997 Colourless optical glass test methods of chemical stability—Powder
GB 17762-1999
Replaced
GB 17762-1999 Safe and hygienic requirements of thermotolerant glass ware
GB/T 17763-1999
Active