GB/T 3749.1-1983 Compression-type bulkhead right-angle pipe joint

GB/T 3749.1-1983 Compression sleeve type bulkhead right angle pipe joint GB/T3749.1-1983 standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Bulkhead unionelhow assemblywww.bzxz.net
UDC 621.643.4
GB3749.1—83
This standard specifies the lower sleeve bulkhead right angle pipe joint, which is suitable for pipeline systems of oil, gas and general corrosive media. S
GB 3749.2-83
B3763—83
Marking example:
Nominal pressure level J, pipe outer diameter D, 14mm ferrule bulkhead right angle pipe joint: pipe joint 14
GB 3749.1—83
National Bureau of Standards 198306-17 Issued
GB3759—83
GB3764—83
1984-0401 Implementation
Pipe outer diameter
Nominal pressure pipe
GB 349.183
Weight is calculated value, specific gravity is 7.a5kg/dm*. Note:
Technical conditions are in accordance with the provisions of GB3765--83. 30
Wrench size
(kg/100 pieces)
Additional instructions
GB 3749 1-83
This standard was proposed by the Ministry of Machinery Industry of the People's Republic of China and was drafted by the Standardization Institute of the Ministry of Machinery Industry. The Standardization Institute of the Ministry of Machinery Industry is responsible for drafting the standard. The Heavy Duty Automobile Research Institute, Dalian Hehe Research Institute, Zhejiang Haixian Parts Factory, Shanghai No. 1 Machinery Bureau Technology Information Institute, and the Seven-person Institute of the Ministry of Aerospace are the main drafters of this standard. You Lusheng, Liu Dequan, Cheng Aipi, and Wang Musu. From the date of implementation of this standard, the original standard B152-Sleeve Separation Villa Straight Head"
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