GB/T 3757.1-1983 Compression-type butt-end right-angle pipe fittings

This standard specifies the ferrule type butt joint right angle pipe joint, which is suitable for pipeline systems of oil, gas and general corrosive media. GB/T 3757.1-1983 ferrule type butt joint right angle pipe joint GB/T3757.1-1983 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Straight thread elbow for
butt joints-Assembly
UDC621.648.4
GB375T.1—83
This standard specifies the ferrule type butt joints, which are suitable for pipeline systems of oil, gas and general corrosive media. S
GE3757.2—83
Marking example:
GB3760—83
GB 3764-83
GB3761-—83
Nominal pressure J grade, pipe outer diameter D, 14mm ferrule end butt right angle pipe joint: Pipe joint J14GB3757.1—83
National Bureau of Standards 1983-06-11 Issued
1984-04-01 Implementation
Nominal pressure
Pipe outer diameter
M10×1
M27 ×2Www.bzxZ.net
M33×2
M42×2
(M48×2]
M18 ×1.5
M27×2
M33×2
Note:) Dimensions within the d blue number are limited to products without. GB 3T5.1—B3
②The weight is a calculated value, and the specific gravity is 7.85kg/dm2. Technical conditions are in accordance with the provisions of GB3765-83. Additional remarks:
Wrench dimensions
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. e
(kg/100 pieces)
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 Combined Machine Tool Research Institute, Zhejiang Haichao County Pipe Fittings Factory, Shanghai No. 1 Mechanical and Electrical Bureau Science and Technology Information Institute, and the 78th Institute of the Ministry of Aerospace. The main drafters of this standard are Hu Lusheng, Liu Dequan, Cheng Shi, and Tu Muqin. From the date of implementation of this standard, the original ministry standard JB1962-77 "Lower sleeve end butt right angle pipe joint" will be invalid:
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