GB 3740.1-1983 Compression fittings

This standard specifies the ferrule right angle pipe joints, which are suitable for pipeline systems of oil, gas and general corrosive media. GB 3740.1-1983 ferrule right angle pipe joints GB3740.1-1983 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Unlon elbow-Assembly
UDC 621.643.4
GB3740.1—83wwW.bzxz.Net
This standard specifies the factory ferrule right angle pipe fittings, which are suitable for pipeline systems of oil, gas and general corrosive media. GA 3140.2 -83
Marking example:
Nominal pressure level I, pipe outer diameter D, 14mm ferrule right angle pipe joint: Pipe joint J14GR3740.1-83
National Bureau of Standards 1983-0617 Issued
GB 3759-83
(:B 3764-83
1984-04-01 Implementation
Nominal pressure
Pipe outer diameter
GB 3740.1-83
Note: The weight is calculated value, the specific gravity is 7.85kg/dm. Technical conditions are in accordance with GB3765-~83. L
Wrench ruler
(kg/100 pieces)
Additional instructions:
GB 3140.1-83
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 Institute of the Ministry of Machinery Industry. This standard is drafted by the Standardization Institute of the Ministry of Machinery Industry, and is 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 Muqin: From the date of implementation of this standard, the original ministry standard JB196-7 "Cut-type right-angle pipe joints" will be invalid.
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