GB 3740.2-1983 Compression fittings

GB 3740.2-1983 Compression sleeve right angle connector GB3740.2-1983 standard download decompression password: www.bzxz.net

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
M12×1.25wwW.bzxz.Net
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
(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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