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SJ 20900-2004 PDF English

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SJ 20900-2004: Specification for beryllia ceramic sleeves used in microwave electronic tubes
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SJ 20900-2004English319 Add to Cart 3 days [Need to translate] Specification for beryllia ceramic sleeves used in microwave electronic tubes

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Basic data

Standard ID SJ 20900-2004 (SJ20900-2004)
Description (Translated English) Specification for beryllia ceramic sleeves used in microwave electronic tubes
Sector / Industry Electronics Industry Standard
Classification of Chinese Standard L90
Classification of International Standard 31.030
Word Count Estimation 10,186
Date of Issue 2004-08-02
Date of Implementation 2004-12-01
Regulation (derived from) MIIT Electronic Industry Standard approval announcement (2004), No. 277
Summary This standard specifies the microwave electron tubes beryllium oxide ceramic porcelain cylinder requirements, quality assurance provisions, delivery and preparation. This standard applies to microwave electron tubes beryllium oxide ceramic porcelain cylinders (hereinafter referred to as porcelain cylinders).

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