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Database: 189760 (18 Oct 2025)
JB/T 4079-1991 English PDF
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JB/T 4079-1991
: (High vacuum valve. Types and basic parameters)
Status: Obsolete
JB/T 4079: Evolution and historical versions
Standard ID
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Standard Title (Description)
Status
PDF
JB/T 4079-1991
English
199
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(High vacuum valve. Types and basic parameters)
Obsolete
JB/T 4079-1991
JB 4079-1985
English
RFQ
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3 days [Need to translate]
(Chinese Industry Standard)
Obsolete
JB 4079-1985
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Basic data
Standard ID
JB/T 4079-1991 (JB/T4079-1991)
Description (Translated English)
(High vacuum valve. Types and basic parameters)
Sector / Industry
Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard
J16
Word Count Estimation
4,445
Date of Issue
7/22/1991
Date of Implementation
7/1/1992
Older Standard (superseded by this standard)
JB 4079-1985
Regulation (derived from)
Development-Reform Notice (04/61)