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Chinese National Standard Category: Electric lighting in general

English Title: Glass bulb dimensions for lamps—G series shapes
Chinese Title: 灯用玻壳 G型玻壳尺寸系列
Standard No.: QB/T 2049.4-2013
Category No.: K70
Issued by: Ministry of Industry and Information Technology
Issued on: 2013-10-17
Implemented on: 2014-3-1
Status: valid
Superseded by:
Superseded on:
Abolished on:
Superseding:QB/T 2049.4-1994 Glass Envelope of Electric Light Source - Dimension of G Model Glass Envelope
Word Count:2000 words
Similar Standards: T/CAQI 244-2021   DB11/T 731-2010   DB32/T 4071-2021   DB32/T 4072-2021   GB 7001-1986   T/GIEHA 053-2022   T/CIES 018-2019   GB/T 26688-2023   DB31/T 316-2023   GB/T 20147.3-2023   GB/T 20150-2023   GB/T 42824-2023   GB/T 40965-2021   GB/T 40995-2021   GB/T 39388-2020   GB/T 39394-2020   GB/T 31275-2020   GB/T 14218-2018   GB/T 34846-2017   GB/T 35626-2017  
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