QB/T 2049.3-1994
Glass envelope of electric light source Dimension of BT model glass envelope (English Version)

Standard No.

QB/T 2049.3-1994

Language

Chinese, Available in English version

Release Date

1995

Published By

Professional Standard - Light Industry

Status

Be replaced 2014-03

Replace By

QB/T 2049.3-2013

Latest

QB/T 2049.3-2013

Scope

This standard specifies the appearance and main dimensions of the glass bulb of the BT series electric light source. This standard applies to BT series electric light source glass bulbs.

QB/T 2049.3-1994 history

• 2013 QB/T 2049.3-2013 Glass bulb dimensions for lamps.BT series shapes
• 1995 QB/T 2049.3-1994 Glass envelope of electric light source Dimension of BT model glass envelope