This standard specifies the thread connection type, size and technical requirements of hydraulic quick-change connectors. This standard applies to hydraulic quick-change connectors specified in GB/T5860. GB/T 8606-2003 Thread connection size and technical requirements of hydraulic quick-change connectors GB/T8606-2003 Standard download decompression password: www.bzxz.net

This standard is for the specification and requirements of GBT8GG-1H hydraulic quick-change fittings according to thread sizes and requirements. Compared with GH/6061938, the main changes of this standard are as follows: GB/T 86C6-2003
Four of the five reference standards in the original standard have been revised. When the standard is revised, some contents of the technical components are condensed according to the provisions of the new standard. From the implementation of this standard, it replaces GB/T N50-1988. This standard is proposed by the China Machinery Industry Federation: This standard is submitted by the National Pipeline Parts Standardization Technical Committee, the drafting units of this standard are the China Machinery Research Institute, Hegoudang Jiaozuo Lutong Hydraulic Accessories Co., Ltd., and Haikuan Hydraulic Parts Manufacturing Co., Ltd. The main drafters of this standard are Chen Shu, Che Junchu, Xiao Ji, Wang Gong, and Xian Zhixue. The previous publication of the standards replaced by this standard is as follows: GH/T06| |tt||1 Specification
Hydraulic quick-change connector
Dimensions and technical requirements for connection
This standard shows the technical types of hydraulic quick-change connectors. The dimensions and technical requirements of this standard are based on the quick-change connectors specified in GB/T566C. 2 Normative reference documents
G4/T8606-2003
The following two items are related clauses through the publication of this standard and become the provisions of this standard. All non-application documents with a date, all subsequent amendments (excluding errors) or revisions are not applicable to this standard. However, the parties that have reached an agreement on the validity of this standard may investigate whether the new versions of these documents can be used. Undated reference documents are applicable to this standard. GHT3 Common thread finish, attachment distance, setback and domain angle (V1S36C9: 1976) G1/T14 Common screw basic dimensions || t t||G97 General wine screw number public
GET11841S96 Shadow shape and position tolerance end note public value e15027-2:739)GR3452.1 Service pressure gas tons time displacement rubber view average drawing size system network and tolerance (nc915)1602-1:1985)G/Tr0 child quick change technology head size and requirements (C/8C—008SU7241-1::987Hdulildpower -Quck actinn nruplinugf.Prt 1,ingnsi;ns ur ujuiscneata,IDT)3Type and size
Micro pressure can be divided into type I according to the joint probe connection, see 1. Size see fee 1.GB/T 8606--2003
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GB/T8606-2003
4.1Mark content Yi Nan product code QC system type busy special, nominal diameter value 1P) and this mark, 4.2Mark indicatesWww.bzxZ.net
Public diameter is .3, type 1 requires a unified connection number type; quick-change connector Q［Type RT
Public coupon reverse size 63. Connection type:
Quick-change connector QT type. TS
5 Technical requirements
5.1 The basic size of the coupling is GH/T196, and the tolerance is in accordance with the provisions of GB/T197. The inner thread is 611. The outer thread is (layer: or plating)
5.2 The heat treatment effect, the use of the knife, and the training angle are in accordance with the provisions of GB/T3. 5.3 The plate-mounted connection) is in G/2.1. 5.4 The verticality tolerance of the thread end is selected from the recommended tolerance grade 9 in Table B1 of GB/11641996. 5.5 The braided surface is not allowed to have defects such as concave, fuzzy axis, flying, and other defects that affect the use. 5.61 Type joints can be made of incorrect pads and tight fittings. The thickness shall not exceed 2 to ensure usability. Other quality rings can also be used.
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