JB/T 984-1977 Welded end straight pipe fittings

JB/T 984-1977 Welded end straight pipe joint body JB/T984-1977 standard download decompression password: www.bzxz.net

Standard of the First Machinery Industry Department of the People's Republic of China
Welded end straight pipe fittings
Marking example:
Replace JB984-67
Other 3
End straight pipe fittings with pipe outer diameter 22mm, thread diameter d27mm, and pitch 2mm: Fitting 22/M27×2JB98477
Issued by the First Machinery Industry Department of the People's Republic of China
Proposed by the Standardization Research Institute of the First Machinery Industry Department on May 1, 1977
·Implementation
Jinan Foundry and Forging Machinery Research Institute, etc.
Total 2 pages Page 2
M10×1
(M10×1)
(M14×1.5)
(M18×1.5)
(M22×1.5)
M27×2
(M27×2)
M33×2
(M33×2)
M42×2
(M42×2)
M48×2
M48×2
Note: (||tt| |Chishou!
JB9 84-77
M12×1.25
-0.20M22×1.5
M36×2
M36×2
M42×2
-0.34M42×2
M52×2www.bzxz.net
M52×2
M60×2
)The dimensions in brackets should not be used as much as possible.
Technical conditions shall comply with the provisions of JB1003-77. 28 | | tt | | 301211 | 0
5418202.1
561822
60|20|22
622024
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