This standard specifies the classification of cone seal double 90° cotton braided hose assemblies. JB/T 6143.3-1992 Cone seal double 90° cotton braided hose assemblies JB/T6143.3-1992 Standard download decompression password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
JB/T 6143.3-1992
Cone-sealed double 90° cotton braided hose assembly 1992-06-09 Issued
Ministry of Machinery and Electronics Industry of the People's Republic of China 1993-01-01 Implementation
Mechanical Industry Standard of the People's Republic of China
Cone-sealed double 90° cotton braided hose assembly 1 Subject content and scope of application
This standard specifies the classification of cone-sealed double 90° cotton braided hose assembly JB/T6143.3-1992
This standard applies to cone-sealed double 90° cotton braided hose assembly with oil and water as the medium. Medium temperature: -40~+100℃. This standard is used in conjunction with JB/T6144.1-1992 "Conical Sealing Hose Assembly Conical Joint", JB/T6144.2-1992 "Conical Sealing Hose Assembly Cylindrical Pipe Threaded Conical Joint", JB/T6144.3-1992 "Conical Sealing Hose Assembly Conical Pipe Threaded Conical Joint", JB/T6144.4-1992 "Conical Sealing Hose Assembly Conical Threaded Conical Joint" and JB/T6144.5-1992 "Conical Sealing Hose Assembly Welded Conical Joint". Cited standards
JB/T6145
HG4—405
3Product categories
Dimension series and tolerances of O-rings for hydraulic and pneumatic applicationsTechnical conditions for steel wire and cotton braided hose assembliesThe dimensional parameters of cone seal double 90\cotton braided hose assemblies for oil transportation are as specified in the drawings and tables. 3.1
Approved by the Ministry of Machinery and Electronics Industry on June 9, 1992, and implemented on January 1, 1993
Nominal diameter D
Inner diameter of pipe 4
22 ± 0.8
25 ± 0.8
32 ± 1.2
38 ± 1.2
51 ± 1.2
Outer diameter of hose D
Working pressure
Crimp diameter D
Note: See Appendix A of JB/T6145 for the recommended assembly length L and tolerance. Product marking method
Hose assembly
Marking example
-×××
MB0×2
M33×2
M36×2
M42×2
M52×2
M56×2
M64×2bZxz.net
JB/T6143.3-1992
JB/T6143.3
Standard number
0-shaped rubber seal
10.6×1.8
12.5×1.8
13.2×2.65
17.0 ×2.65
19.0×2.65
22.4×2.65
26.5×3.55
34.5×3.55
37.5×3.55
47.5×3.55
Length of hose assembly, mm
Hose type (see figure)
Inner diameter of hose, mm
Product name
Type A cone sealed double 90° cotton braided hose assembly with inner diameter of 6mm and assembly length L=1000mm: Hose assembly
Technical conditions
6A-1000
JB/T6143.3
Technical conditions shall be in accordance with the provisions of JB/T6145.
Weight at both ends
JB/T 6143.31992
Product marking method
Hose assembly
3.3 Marking example
JB/T6143.3-1992
JB/T6143.3
Standard number
Hose assembly length, mm
Hose type (see figure)
Hose inner diameter, mm
Product name
A-type cone-sealed double 90° cotton braided hose assembly with hose inner diameter of 6mm and assembly length L=1000mm: Hose assembly
Technical conditions
6A-1000JB/T6143.3
Technical conditions shall be in accordance with the provisions of JB/T6145.
Additional Notes:
This standard was proposed and managed by Xi'an Heavy Machinery Research Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by Xi'an Heavy Machinery Research Institute of the Ministry of Machinery and Electronics Industry. The main drafter of this standard was Qi Dingshun.
People's Republic of China
Mechanical Industry Standard
Cone seal double 90° cotton braided hose assembly JB/T 6143.31992
Published by the Mechanical Science Research Institute
Printed by the Mechanical Science Research Institute
(No. 2 Shouti South Road, Beijing
Postal Code 100044)
1/16 Printing sheet 1/2 Number of words 6,000
Format 880×1230
First edition in October 1992
First printing in October 1992
Print run 1-500
Price 0.80 yuan
Mechanical Industry Standard Service Network: http://www.JB.ac.cn669
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