GB/T 5647-1985 Flared A-type pipe fitting nuts
Basic Information
Standard ID:
GB/T 5647-1985
Standard Name: Flared A-type pipe fitting nuts
Chinese Name:
扩口式A型管接头螺母
Standard category:National Standard (GB)
state:Abolished
Date of Release1985-01-01
Date of Implementation:1986-09-01
Date of Expiration:2008-11-01
standard classification number
Standard ICS number:Fluid systems and general parts>>Pipeline components and pipelines>>23.040.60 Flanges, pipe joints and connecting parts
Standard Classification Number:Machinery>>General Parts>>J15 Pipe Accessories
Publication information
other information
Release date:1985-11-25
Review date:2004-10-14
Drafting unit:Standardization Institute of the Ministry of Machinery Industry
Focal point unit:National Technical Committee for Standardization of Pipe Accessories
Publishing department:National Bureau of Standards
competent authority:China Machinery Industry Federation
Introduction to standards:
This standard applies to flared A-type pipe joint nuts for pipeline systems with oil and gas as the medium. GB/T 5647-1985 Flared A-type pipe joint nuts GB/T5647-1985 Standard download decompression password: www.bzxz.net
Some standard content:
National Standard of the People's Republic of China
Flared type A pipe fittings -Www.bzxZ.net
Style A nut
This standard applies to flared type A pipe fittings nuts for piping systems with oil and gas as the medium. Marking example:
For the expanded type A pipe fitting nut with an outer diameter D of 10 mm: Thread address A10GB5647-85
National Bureau of Standards 1885-11-25 issued
UDC B21.B43.4
621.882.3
GB5647—85
1986-09-01 implemented
For outer diameter
M10×1
M12×1.5
M14×1.5
M16×1.5
M18×1.5
M27×1.5
M30×2
M33×2
M36× 2
M39×2
M42×2
M45×2
Basic size
GB564785
Limit deviation
Technical conditions are in accordance with the provisions of GB5653-85 "Technical conditions for flared pipe joints". Additional remarks:
This standard is proposed by the Ministry of Machinery Industry of the People's Republic of China and issued by the Standardization Research Institute of the Ministry of Machinery Industry.
Material steel)
kg/100 pieces
This standard is initiated by the Standardization Research Institute of the Ministry of Machinery Industry, Shanghai Hydraulic Accessories!, Changchun Automobile Research Institute, Shanghai Hydraulic and Pneumatic Research Institute. The main drafters of this standard are Hu Lusheng, Li Yuning and Zhang Qianlong. From the date of implementation of this standard, the original Ministry Standard B1918-77 "Flared A-type pipe joint nuts" shall be used as the standard.
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