GB/T 5137.4-2020: Test methods of safety glazing materials used on road vehicles - Part 4: Determination of solar characteristic

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Scope

This Part of GB/T 5137 specifies the method for determination of solar
characteristic of safety glazing materials used on road vehicles, including solar
ultraviolet transmittance, solar direct transmittance, solar direct reflectance,
solar direct absorptance, solar infrared direct transmittance, solar infrared direct
reflectance, solar infrared direct absorptance, total solar energy transmittance,
total solar infrared thermal energy transmittance.

Basic Data

Standard ID	GB/T 5137.4-2020 (GB/T5137.4-2020)
Description (Translated English)	Test methods of safety glazing materials used on road vehicles - Part 4: Determination of solar characteristic
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	T34
Classification of International Standard	43.040.60
Word Count Estimation	11,160
Date of Issue	2020-03-31
Date of Implementation	2021-02-01
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration