JB/T 1976-1977 Compression Fitting Straight-Through Reducer
Basic Information
Standard ID:
JB/T 1976-1977
Standard Name: Compression Fitting Straight-Through Reducer
Chinese Name:
卡套式直通变径接头体
Standard category:Machinery Industry Standard (JB)
state:Abolished
Date of Release1978-10-01
Date of Implementation:1978-10-01
Date of Expiration:2005-04-15
standard classification number
Standard Classification Number:Machinery>>General Parts>>J15 Pipe Accessories
associated standards
Publication information
other information
Introduction to standards:
JB/T 1976-1977 Compression Fitting Straight-Through Reducer Body JB/T1976-1977 Standard Download Decompression Password: www.bzxz.net
Some standard content:
Standard of the First Machinery Industry Department of the People's Republic of China
Card sleeve straight reducer body
JB 1976--77
Other 4
24°±30*
Marking example: Nominal pressure Z grade, d1. is 18mm, outer diameter of pipe is 6mm, ferrule type straight reducer body
Fitting body
Z18/6JB1976--77
Issued by the First Ministry of Machinery Industry of the People's Republic of China, proposed by the Standardization Research Institute of the First Ministry of Machinery Industry, May 1, 1977
Shanghai Mechanical and Electrical Design Institute
Chongqing Heavy Duty Automobile Research Institute, etc.
Dalian Combined Machine Tool Research Institute
Total 2 pages, page 2
Nominal pressure
kgf/cm2
Outer diameter of pipe
M10×1
M12 ×1.25
M10×1
M12 ×1.25bzxZ.net
M10 × 1
M12 ×1.25
M14 ×1.5
M16× 1.5
M12×1.25
M14 ×1.5
M12×1.25
M16 ×1.5
M16 × 1.5
M18 × 1.5
M20 × 1.5
M22×1,5
JB197 6 -77
The technical conditions shall be in accordance with the provisions of JB1989-77.
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