GB 3740.2-1983 Compression fittings
Basic Information
Standard ID:
GB 3740.2-1983
Standard Name: Compression fittings
Chinese Name:
卡套式直角接头体
Standard category:National Standard (GB)
state:Abolished
Date of Release1983-06-17
Date of Implementation:1984-04-01
Date of Expiration:2008-11-01
standard classification number
Standard ICS number:21.060.60;
Standard Classification Number:Machinery>>General Parts>>J15 Pipe Accessories
Publication information
publishing house:China Standards Press
Publication date:1984-04-01
other information
Release date:1983-06-17
Review date:2004-10-14
drafter:Hu Lusheng, Liu Dequan, Cheng Zhenshi, Wang Muqin
Drafting unit:Standardization Institute of the Ministry of Machinery Industry
Focal point unit:Standardization Institute of the Ministry of Machinery Industry
Proposing unit:Ministry of Machinery Industry of the People's Republic of China
Publishing department:National Bureau of Standards
competent authority:China Machinery Industry Federation
Introduction to standards:
GB 3740.2-1983 Compression sleeve right angle connector GB3740.2-1983 standard download decompression password: www.bzxz.net
Some standard content:
National Standard of the People's Republic of China
Compression fitting right angle joint body
Union elbow-Body
Marking example:
Compression fitting right angle joint body with nominal pressure level I and pipe outer diameter D of 14 mm: Pipe joint J14
GB3740.2—83
Published by National Bureau of Standards on 1988-D6-17
621.643.4
GB 3740.2—83
Implementation on 1984-04-01
(Bar)bzxz.net
M12×1.25
M14 × 1.5
+ M22 ×1.F
M24 ×1.5
M27 ×1.5
M30×2
M33×2
M36×2
M42×2
M45 × 2
M48 ×2
M52×2
M14×1.51
M16 ×1.5
M24 ×1.5
M30×2
M33×2
M39×2
10，2月
Note: The weight is the calculated value, and the specific gravity is .85kg/dm. The technical conditions are in accordance with GB3765-83. GB 3740.2—83
Nominal limit
Fa iri
24.a. 5.5
27.51 7.5
28.5
(kg/100f)
GB 3740,2-83
This standard was proposed by the Ministry of Machinery Industry of the People's Republic of China and was drafted by the Standardization Research Institute of the Ministry of Machinery Industry. Shenyang Heavy Machinery Plant, Chongqing Heavy Automobile Research Institute, Dalian Combined Machine Tool Research Institute, Zhejiang Haiyan County Pipe Fittings Factory, Shanghai No. 1 Electromechanical Bureau Technology Information Institute, and the 708th Institute of the Ministry of Aerospace participated in the drafting. The main drafters of this standard are Hu Lusheng, Liu Dequan, Cheng Zhenshi, and Wang Muqin. From the date of implementation of this standard, the original ministry standard JB196777 "Flange-type right-angle joint body" shall be invalid.
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