SJ/T 10587.4-1994 DM-346 electronic glass technical data SJ/T10587.4-1994 standard download decompression password: www.bzxz.net
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Electronic industry standards of the People's Republic of China SJ/T 10586~105S294 Electronic glass technical data Electronic glass technical data1994-08-08 Issued 1994-12-01 Implementation The Ministry of Electronics Industry of the People's Republic of China has issued the electronic industry standards of the People's Republic of ChinaWww.bzxZ.net DM-346 electronic glass according to technical data Techntcal data nf 1yTe TM-346 electronic. glass Subject content and applicable scope This standard specifies the chemical composition and chemical performance indicators of DM-346 type electronic glass. This standard is suitable for glass materials used in electronic devices such as high-power tubes and medium-sized circuits. 2 Reference standards GB Standard method for chemical analysis of electronic glass GB6622 Physical and chemical test methods for electronic equipment 3 Technical requirements 3.1 Chemical composition see Table 1. Direct percentage 68.511.67 2. 5±D. 5 5.0±0. 3 Note: 1) F0, as a control, does not count the percentage exceeding 3.2 Inhibitory lipid index see Table 2. 1994-08-08 approved by the Ministry of Electric Industry of the People's Republic of China SJ/T 10587. 4 94 5-83 Test method GB 9000.7 GB 9000.3 G 3800. 8 GB 3000.6 GB3000.14 19941201 implementation Indicator name SJT30587.4·94 0~309T range average linear drop effect softening point decrease point study point single 5MHs plate 20 hours loss material cut tg×19 also the area of 1DOM1·cm when the resistance is (F,-1%9 thermal qualitative anti-hydration seasonal dispersion qualitative and other additional remarks, this standard is approved by the Standardization Research Institute of the Ministry of Electronics Industry, 17 : This standard was drafted by the 772nd Factory and the Standardization Research Institute of the Ministry of Industry. The main authors of this standard are Wang Qiushu and Liu Chenggou. This standard was first issued in 2973 and was finalized in 1991. 16 (47.0±1.D)×)c- 2.340±D.D15 720+1u 540116 490120 Test method GB 9628.4 GB 9622-11 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.