GB/T 5642.1-1985 Flared welded pipe joints

GB/T 5642.1-1985 Flared Welded Pipe Fittings GB/T5642.1-1985 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Flared type tube fittings-
Weld male connector-Assembly
This standard applies to expanded type welded pipe fittings for piping systems with oil and gas as the medium. GR 5642.2--85
Marking example:
Expanded welded pipe joint with an outer diameter of 10 mm: Pipe joint 10 GB 5642.1-85
Published by the National Bureau of Standards on November 25, 1985
GB 5847-85
I GB 564E-R5bzxz.net
UDC621.643.4
GB 5642.186
Implemented on September 1, 1986
Outer diameter of pipe
M16 × 1.5
M18 × 1.5
M 27 × 1.5
M30 × 2
M33 × 2
M36×2
M39×2
M42×2
M45×2
Technical conditions shall comply with the provisions of GB5653
GB5642.1—85
85 "Technical conditions for flared pipe joints". St
Additional remarks:
This standard was proposed by the Ministry of Machinery Industry of the People's Republic of China and approved by the Standardization Research Institute of the Ministry of Machinery Industry. Quality (steel)
kg/100 pieces
This standard was proposed by the Standardization Research Institute of the Ministry of Machinery Industry, Shanghai Hydraulic Accessories!, Jiaoyang Automotive Research Institute, and Shanghai Hydraulic Pneumatic Research Institute. The main drafters of this standard are Hu Lu, Product, and Qiang Neng
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