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Technical data of Type DB-441 electronic glass

Basic Information

Standard ID: SJ/T 10588.13-1994

Standard Name:Technical data of Type DB-441 electronic glass

Chinese Name: DB-441型电子玻璃技术数据

Standard category:Electronic Industry Standard (SJ)

state:Abolished

Date of Release1994-08-08

Date of Implementation:1994-12-01

Date of Expiration:2008-01-20

standard classification number

Standard Classification Number:General>>Standardization Management and General Provisions>>A01 Technical Management

associated standards

alternative situation:SJ 2410-83

Publication information

other information

Introduction to standards:

SJ/T 10588.13-1994 Technical data of DB-441 electronic glass SJ/T10588.13-1994 Standard download decompression password: www.bzxz.net



Some standard content:

Electronic Industry Standard of the People's Republic of China
Technical data of type DB-441 electronic glass
Technical data of type DB-441 electronic glass Subject content and scope of application
This standard specifies the chemical composition and physical and chemical performance indicators of DB-441 electronic glass. This standard applies to glass materials used for color picture tube glass screens. Reference standards
GB9000
GB9622
GB9474.1~.3
GB/T14012
3 Technical requirements
Standard method for chemical analysis of electronic glass
Test method for physical and chemical properties of electronic glass
Test method for physical properties of color picture tube glass Analysis of cerium oxide in color picture tube glass General specification for black and white picture tube glass shell
Chemical composition is shown in Table 1.
Chemical composition
Weight percentage
60.86±1.00
2.00±0.10
9.80±0.15
5.70±0.15
1.80±0.10
0.40±0.10
8.10±0.15
7.10±0.15
2.50±0.10
0.50±0.10
Approved by the Ministry of Electronics Industry of the People's Republic of China on August 8, 1994 SJ/T10588.13-94
Replace S J2410-83
Test method
GB9000.12bzxz.net
GB9000.11
GB9000.10
GB9000.15
GB9000.14
1994-12-01 implementation
SJ/T10588.13-94
Continued Table 1
Weight percentage
0.19±0.05
0.70±0.04
0.35±0.05
Note 1) Fe, O, as impurity control, are not included in the percentage composition. 3.2 Physical and chemical performance indicators are shown in Table 2.
Indicator name
Average linear thermal expansion coefficient a in the range of 0~300℃Density
Softening point
Annealing point
Strain point
Light transmittance (t5) (%)
Volume resistivity 1gp at 350℃
X-ray absorption coefficient (0.06nm, 20.6KeV)Chromaticity coordinates (center value)
Test method
GB9000.12
GB9000.14
(98 .2±0.7)×10-7
2.750±0.005
690±3
513±5
474±5
Test method
GB/T14012
Article 4.5.4
Note: 2) Articles 4.5 and 4.6 are combined and carried out as follows. The measurement starts from the starting point, keeps the temperature at 300℃ for 10min, starts the measurement, continues to increase the furnace temperature, and measures every 10℃ increase until the measurement ends at 390℃. Additional remarks:
This standard is under the jurisdiction of the Standardization Institute of the Ministry of Electronics Industry. This standard was drafted by Factory 4400 and the Standardization Institute of the Ministry of Electronics Industry. The main drafters of this standard are Li Guanghui, Bai Yixiang, Liu Chengjun and Duan Zifa. This standard was first issued on December 5, 1983 and revised for the first time on August 8, 1994.
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