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Database: 189760 (18 Oct 2025)
JB/T 2542-1991 English PDF
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JB/T 2542-1991
: (Optical measuring instruments Optical micrometer devices. General technical conditions)
Status: Obsolete
JB/T 2542: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
JB/T 2542-1991
English
239
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(Optical measuring instruments Optical micrometer devices. General technical conditions)
Obsolete
JB/T 2542-1991
JB 2542-1979
English
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3 days [Need to translate]
(Chinese Industry Standard)
Obsolete
JB 2542-1979
PDF similar to JB/T 2542-1991
Standard similar to JB/T 2542-1991
GB 17341
JB/T 7403
JB/T 6830
JB/T 9341.1
JB/T 6267
Basic data
Standard ID
JB/T 2542-1991 (JB/T2542-1991)
Description (Translated English)
(Optical measuring instruments Optical micrometer devices. General technical conditions)
Sector / Industry
Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard
N34
Word Count Estimation
6,612
Date of Issue
7/16/1991
Date of Implementation
7/1/1992
Older Standard (superseded by this standard)
JB 2542-1979
Quoted Standard
GB 1784, GB 1785, GB 1185, ZB Y002
Adopted Standard
JIS B7150-1977, NEQ
Regulation (derived from)
Industry-Science (2010) No. 77