GB/T 1740-1979
Methods of test for resistance to heat and humidity of paint films (English Version)

Standard No.

GB/T 1740-1979

Language

Chinese, Available in English version

Release Date

1979

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2008-04

Replace By

GB/T 1740-2007

Latest

GB/T 1740-2007

Scope

This standard applies to the determination of the heat and humidity resistance of the paint film, using a temperature and humidity control box. Control a certain temperature, humidity and time to conduct the test, and evaluate the grade according to the degree of damage to the appearance of the model.

GB/T 1740-1979 history

• 2007 GB/T 1740-2007 Determination of resistance to heat and humidity of paint films
• 1979 GB/T 1740-1979 Methods of test for resistance to heat and humidity of paint films