GB 3738.1-1983 Compression-type right-angle pipe fittings

This standard specifies the ferrule end right angle pipe joints, which are suitable for pipeline systems of oil, gas and general corrosive media. GB 3738.1-1983 ferrule end right angle pipe joints GB3738.1-1983 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Compression-type end right angle pipe joint
Straight thread elbow-AssemblyUDC 621.643.4
GB3738.1—83
This standard specifies compression-type end angle pipe joints, which are suitable for pipeline systems of oil, gas and general corrosive media. GB 3738.2—83
Marking example:
Nominal pressure grade J, ferrule-end right-angle pipe fitting with pipe outer diameter D of 14 mm: Pipe fitting J14GB 3738.1—83
Published by National Bureau of Standards on June 17, 1988
GB 3759-83
GB 3764--83
Implementation on April 1, 1984
Nominal pressure
M22×1,5
M27×2
M33×2
(M48×2)
M50×2
M27 ×2
M33×2
Note: (The dimensions in the Dd column are only for old products. GB 3738.1—83
②The weight is a calculated value, and the specific gravity is 7.85kg/du2. The technical conditions are in accordance with the provisions of GB3765~83.
Wrench size
(kg/100 pieces)wwW.bzxz.Net
GB 3738.1-83
This standard was proposed by the Ministry of Machinery Industry of the People's Republic of China and is under the jurisdiction of the Standardization Research Institute of the Ministry of Machinery Industry. This standard was drafted by the Standardization Research Institute of the Ministry of Machinery Industry, and was drafted by Shenyang Heavy Machinery Plant, Chongqing Heavy Automobile Research Institute, Dalian Modular Machine Tool Research Institute, Zhejiang Haiyi County Pipe Fittings Factory, Shanghai No. 1 Mechanical and Electrical Bureau Science and Technology Information Institute, and the 708th Institute of the Ministry of Aerospace. The main drafters of this standard are Hu Lusheng, Liu Dequan, Cheng Zhenshi, and Wang Jiatai. From the date of implementation of this standard, the original ministry standard B195-7 "Flange-end right-angle pipe joints" will be invalidated.
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