JB/T 989-1977 Welded right angle pipe fittings
Basic Information
Standard ID:
JB/T 989-1977
Standard Name: Welded right angle pipe fittings
Chinese Name:
焊接式直角管接头体
Standard category:Machinery Industry Standard (JB)
state:in force
Date of Release1977-01-17
Date of Implementation:1977-05-01
standard classification number
Standard Classification Number:Machinery>>General Parts>>J15 Pipe Accessories
Publication information
other information
Introduction to standards:
JB/T 989-1977 Welded right angle pipe joint body JB/T989-1977 standard download decompression password: www.bzxz.net
Some standard content:
Standard of the First Machinery Industry Department of the People's Republic of China
Welded right-angle pipe joint body
Marking example:
Right-angle pipe joint body with a pipe outer diameter of 28mm: Joint body 28JB989--77
First Machinery Industry Department of the People's Republic of China, First Machinery Industry Department Standardization Research Institute
JB989-77
Replace JB989-67
Other 2||t t||May 1, 1977
Jinan Foundry and Forging Machinery Research Institute, etc.bzxZ.net
Total 2 pages Page 2
Outer diameter of pipe
M12×1.25
-0.20M22×1.5
M36×2
M42×2
M52×2
JB989—77
Technical conditions are in accordance with the provisions of JB1003-77. 32
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