JB/T 991-1977 Welded cross pipe joint body
time:
2024-07-15 01:27:09
- JB/T 991-1977
- in force
Standard ID:
JB/T 991-1977
Standard Name:
Welded cross pipe joint body
Chinese Name:
焊接式四通管接头体
Standard category:
Machinery Industry Standard (JB)
-
Date of Release:
1977-01-17 -
Date of Implementation:
1977-05-01
China Standard Classification Number:
Machinery>>General Parts>>J15 Pipe Accessories
alternative situation:
JB 991-1967; replaced by JB/T 966-2005
Description (Translated English) / downloadSkip to download
Summary:
JB/T 991-1977 Welded Cross Pipe Fitting Body JB/T991-1977 Standard Download Decompression Password: www.bzxz.net
Standard contentSome standard content:
The First Machinery Industry Department of the People's Republic of China standard welded cross pipe joint body
Marking example:
Cross pipe joint body with a pipe outer diameter of 28mm: Joint body 28JB991--77
The First Machinery Industry Department of the People's Republic of China issued the First Machinery Industry Department Standardization Research Institute proposed 362www.bzxz.net
JB991-77
Replace JB991-67
The remaining 25
Implemented on May 1, 1977
Jinan Foundry and Forging Machinery Research Institute and others drafted the pipe
M12×1.25
M42×2
M52×2
M60×2
Technical conditions are in accordance with the provisions of JB1003-77. JB99177
Nominal size
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.
Marking example:
Cross pipe joint body with a pipe outer diameter of 28mm: Joint body 28JB991--77
The First Machinery Industry Department of the People's Republic of China issued the First Machinery Industry Department Standardization Research Institute proposed 362www.bzxz.net
JB991-77
Replace JB991-67
The remaining 25
Implemented on May 1, 1977
Jinan Foundry and Forging Machinery Research Institute and others drafted the pipe
M12×1.25
M42×2
M52×2
M60×2
Technical conditions are in accordance with the provisions of JB1003-77. JB99177
Nominal size
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.
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