GB/T 9065.3-1988 Hydraulic hose connector connection dimensions Welding or quick-change

GB/T 9065.3-1988 Hydraulic hose connector connection dimensions Welding or quick-change GB/T9065.3-1988 standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Hydraulic hose connector
Connecting dimensions
Welding type or quick-action type
ydraulic power-Hose connectorConnecting dimenslon
(Part II; Welding or quick-action type)UDC 621. 643. 4
GB 9065.388
This standard specifies the connection dimensions of welded or quick-change hose connectors for hydraulic systems with hydraulic oil (liquid) as the working medium. 1. Reference standards
GB3683
Wire braided hydraulic hose
GB5860 Dimensions and tolerances of wave pressure quick-change joints JB966 Welding pipe joints
2 Types and dimensions
2.1 The joint types are divided into type A and type B. The joints of type A structure can be connected to welded pipe joints or quick-change pipe joints, see Figure 1 and Figure 2; the joints of type B structure can be connected to quick-change pipe joints, see Figure 3. 66
Figure 1 Type A (welded type)
Approved by the National Machinery Industry Commission on April 5, 1988 and implemented on January 1, 1989www.bzxz.net
2.2 Type A connection dimensions shall be as specified in Table 1
GB 9065.3—88
Figure 2A type (quick change type)
Figure 3B type (quick change type)
GB58G0
Dun tube inner diameter
da (reference)
M 14×1.5
M 22×1.5
M 27×1.5
M36×2
M52×2
M 60X2*
M 64×2\
GB 9065.388
Note; 1) is the thread size used for connection with hydraulic quick-change connectors. 16
2) is the thread missing in the standard push of the welding pipe joint. It is prepared by the user or negotiated and ordered. 2.3B type connection size is specified in Table 2.
Hose inner diameter
Additional instructions:
de (father test)
M 22×1.5
M 27X2
M 33X2
M42×2
M 60X2
This standard is proposed by the National Hydraulic and Pneumatic Standardization Technical Committee. 10
Welding pipe joint
Standard National Machinery Industry Committee Tianjin Engineering Machinery Research Institute, Luzhou Hydraulic Accessories Factory are responsible for drafting mm
Quick-change joint nominal diameter
Quick-change joint nominal diameter
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