GB/T 11976-1989
Graduation and test method of daylighting properties for windows (English Version)

Standard No.

GB/T 11976-1989

Language

Chinese, Available in English version

Release Date

1989

Published By

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

Status

Be replaced 2002-12

Replace By

GB/T 11976-2002

Latest

GB/T 11976-2015

GB/T 11976-1989 history

• 2015 GB/T 11976-2015 Graduation and test method of daylighting properties for external windows
• 2002 GB/T 11976-2002 Graduation and test method of daylighting properties for windows
• 1989 GB/T 11976-1989 Graduation and test method of daylighting properties for windows