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SJ/T 1542-2020 English PDF

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SJ/T 1542-2020: Method for chemical analysis of nickel and nickel alloy for vacuum tubes
Status: Valid

SJ/T 1542: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
SJ/T 1542-2020English239 Add to Cart 3 days [Need to translate] Method for chemical analysis of nickel and nickel alloy for vacuum tubes Valid SJ/T 1542-2020
SJ 1542-1987English559 Add to Cart 3 days [Need to translate] Method for chemical analysis of Nickel and Nickel alloy for vacuum tubes   SJ 1542-1987
SJ 1542-1979EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard) Obsolete SJ 1542-1979

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Basic data

Standard ID SJ/T 1542-2020 (SJ/T1542-2020)
Description (Translated English) Method for chemical analysis of nickel and nickel alloy for vacuum tubes
Sector / Industry Electronics Industry Standard (Recommended)
Classification of Chinese Standard L90
Classification of International Standard 31.030
Word Count Estimation 10,152
Date of Issue 2020-12-09
Date of Implementation 2021-04-01
Older Standard (superseded by this standard) SJ 1542-1987
Regulation (derived from) Ministry of Industry and Information Technology Announcement No. 48 (2020)
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the chemical analysis methods for carbon, sulfur, phosphorus, nickel, cobalt, tungsten, manganese, iron, and silicon in nickel and nickel alloys for electric vacuum devices. This standard applies to nickel and nickel alloys used in electric vacuum devices.

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Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version SJ/T 1542-2020 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.