Technical data of Type DB-474 electronic glass

SJ/T 10588.21-1994 Technical data of DB-474 electronic glass SJ/T10588.21-1994 Standard download decompression password: www.bzxz.net

Electronic industry standard of the People's Republic of China
SJ/T 10586~105S294
Electronic glass technical data1994-08-08Release
1994-12-01Implementation
The Ministry of Electronics Industry of the People's Republic of China has issued the electronic industry standard of the People's Republic of China
Technical data of.type DH-474 electronic glass
Technical data of.type DH-474 electronic glass Subject content and applicable scope This standard specifies the chemical composition and physical and chemical performance indicators of DB-474 electronic tubes. This standard is applicable to glass materials used in color picture tubes, etc. 2 Reference standards CISDOO CE9622 GT/T14G17 3 Technical requirements for the general specification of the casing 3.1 Chemical composition See Table 1. 50. 21-1. 3 4.x0 +0. 15 s0+613 3.15+0.13 23. ou - 0. 20 s. su+u, 15
3- 30 1. 0, [5
Continued c, as miscellaneous, not counting the percentage of the group, 3. 2 Physical and chemical properties are listed in Table 3
People's Republic of China Electronic Industry 1994-8-08 approved SJ/T 10588.21 S4
GB uut. 2
GBuuo,7
GE 20u.-1
GB JGJU..2
GB gCK..2
1594-12-01 implemented
SJ/T 10538. 21-94
~310C stock A average line hot grinding account model soft ratio point
Annealing point
Sequence change point
6MHz 21 according to the angle tangent value
30 volume resistivity g
K line win system effect (n.06mm, 35keV)
Water resistance chemical ranking
(07. $±C.7)X10-1
3. 91+3. 915
665±3
495±3
365,06
Test method
GB 9622-2
H5h224
GE 9G22.5
GB9622.8*1
GB/E 14D12
Article 4.5. 4
G89623.11
Method: 2) The 4.5 and 1.6 are combined and carried out according to the following regulations: the measurement starts from the starting point, keeps at 300℃ for 10min, starts full measurement, continues to increase the furnace standard, measures 10 times at the height, and measures at the height of 3 stations. Additional remarks:bzxz.net
This standard was drafted by the Standardization Research Institute of the Ministry of Industry and Information Technology under the Ministry of Electronics Industry. The main drafters of this standard are: Su Mei, Du Chengju, 55
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