GB 3737.1-1983 Compression-type straight pipe fittings

This standard specifies the ferrule straight pipe joints, which are suitable for pipeline systems of oil, gas and general corrosive media. GB 3737.1-1983 ferrule straight pipe joints GB3737.1-1983 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Compression-type straight pipe fitting
Unlon-Assembly
UDC 621.643.4
GB 3737.1. 83
The standard specifies sleeve-type straight back fittings, which are suitable for pipeline systems of oil, gas and general corrosive media. S
GB 3737.2—83
Marking example:
Nominal pressure grade, tube outer diameter (L) of 14mm ferrule straight pipe fitting: Answer: J14G3737.1—83
National Bureau of Standards1983-06-17Promulgated
GB 3759-83
GB376483www.bzxz.net
Implementation on April 1, 1984
Nominal pressure
Tube outer diameter
GB $787.1—83
Note: The weight is a calculated value, the specific gravity is 7.85kg/dm, and the technical conditions are in accordance with the provisions of GB3765—83. 47
Wrench size
(kg/100 pieces)
Additional instructions
GB 3737.1-83
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 Institute of the Ministry of Machinery Industry. This standard was drafted by the Standardization Institute of the Ministry of Machinery Industry, and was drafted by Shenyang Heavy Machinery Plant, Chongqing Heavy Automobile Research Institute, Dalian Combined Machine Tool Research Institute, Zhejiang Haiyan 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 Musu. From the date of implementation of this standard, the original ministry standard JB194-7 "Cut-type straight-through pipe joints" will be invalidated.
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