GB/T 3761-1983 Conical ring for ferrule type pipe fittings

This standard is only applicable to ferrule type butt joints. GB/T 3761-1983 Conical ring for ferrule type pipe joints GB/T3761-1983 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of Chinawww.bzxz.net
Cone ring for ferrule type pipe fittings
Bite type tube fittings-Pressurebush for butt joints
The standard instrument is applicable to ferrule type butt pipe fittings. Sharp corners
Marking example:
Nominal pressure] grade, cone ring with pipe outer diameter D. of 14Иm Cone ring J14GB3761-83
National Bureau of Standards 1983-06-17 Issued
UDC621.643.4
:621.882/.887
GB 3761-83
1984-04-01 Implementation
Pressure square outer
Nominal number limit
GB 3761-83
Note: The island of gravity is calculated value, and the specific gravity is 7.85kg/d. The technical conditions are in accordance with the provisions of GB3765-83. Additional remarks:
Nominal limit
Dimensional deviation
- 0,10
Nominal limit
(kg/1.00fl)
This standard is 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 is drafted by the Standardization Research Institute of the Ministry of Machinery Industry, and is drafted by Xiyang Heavy Machinery Factory, Chongqing Heavy Automobile Research Institute, Dalian Combined Machine Tool Research Institute, Zhejiang Haiyan County Pipe Fittings Factory, Shanghai Electromechanical Bureau No. 1 Science and Technology Information Institute, and the 78th Institute of the Ministry of Aerospace. The main drafters of this standard are Hu Luniu, Liu Dequan, Cheng Zhenshi, and Xia Muqin. From the date of implementation of this standard, the original standard JB1985-77 "Conical rings for tube connections" will be used as the standard.
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