JB/T 10369-2002 Hydraulic manual and roller reversing valve

This standard specifies the basic parameters, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage requirements of hydraulic manual and roller reversing valves. JB/T 10369-2002 Hydraulic manual and roller reversing valves JB/T10369-2002 Standard download decompression password: www.bzxz.net

TCS23.100.30
Machinery Industry Standard of the People's Republic of China
JB/T103692002
Hydraulic fluid power-hand and roller operated directlonal control valve
Hydraulic fluid power-hand and roller operated directlonal control valve2002-12-27Promulgated
Implementation on 2003-04-01
Promulgated by the State Economic and Trade Commission of the People's Republic of ChinaForeword
Documents cited in this regulation..wwW.bzxz.Net
Technical proof and definition
Quantity, symbol and unit..
MarkingBasic parameters
5.2 Basic effect
Assembly requirements..
Performance requirements
Assembly requirements
6.4 External requirements
Performance test method
7.1 Test apparatus
Test system
Test items and test methods…
Inspection of assembly appearance.
Inspection rules,
Inspection classification
Judgment of current marking
10 Marking, packaging, transportation and storage
Appendix (normative appendix) Test circuit and characteristic line A. Test circuit
A.2 Special wiring
Test drawing line
Figure 4.2 Flow pressure small independent salt line
Figure A.3 Pressure six is ​​leakage H line
Figure 4.4 Working range diagram
Table 1, symbol profit single surprise..
Table 2 Control group average display value force fraud change range Table 3 Independent measurement system method evaluation system error..
Clothes 4, test items and test methods,
Table 5 <Form test items and test methods
Table 6 Assembly and appearance inspection methods ...
JB/T10369-2002
JB/T1D369-2002
The appendix to this standard is a normative record.
This standard is proposed by China Machinery Industry Federation. This standard is issued by the National Hydraulic and Pneumatic Comprehensive Technical Committee! ]: The drafting units of this standard are: Beijing Huade Hydraulic Industry Co., Ltd., Beijing Zhucheng Industry Automation Research Institute. The ten main authors of this standard are: Lian Haiming, Ye Rongke, Liu Xinde. This standard is presumed to be published last time.
1 Scope
Hydraulic manual and roller reversing valves
JB/T103692002
This standard defines the basic parameters, technical requirements, test methods, inspection rules and markings, packaging, transportation and storage requirements of hydraulic manual and roller reversing valves.
Small standard maintenance piece is hydraulic oil and other liquids with equivalent performance as 1 as the medium of hydraulic manual and roller reversing valves 2: Normative reference documents
The provisions of the following documents become the provisions of this standard through the reference of technical standards. For all dated references, all subsequent amendments (excluding errata) or revisions are not applicable to this standard. However, parties to agreements based on this standard are encouraged to investigate whether newer versions of these documents can be used. For all undated references, the latest version applies to this standard. GR/T7R6.1 Fluid power systems and contacts—Graphie symbotsunw earcuit diagruns—Purtle:Graphic synbols) GB2346 Fluid power systems and contacts—Graphie symbotsunw earcuit diagruns—Purtle:Graphic synbols) GR/T2514 Four-port plate-type directional control system mounting surface (GB/T2514--1993, evISO4404:1980 Hydraulic tluid powcr—Hour-pont direetional eunurol vulves—Mounting surfaces?GB/T2823 Gradually check counting sampling procedures and sampling tables (using the inspection of the seat) Concentrated pressure element screw is closer! Type and size GB/T2B7B
GB/T7935
Technical conditions for hydraulic component reverse film
G/T14092002 Pseudo-pressure transmission oil surrounding particle pollution level code GB/T14039—2002, ISO440619, MO
GB/T17446 Model transmission system and component terminology (GB/T174461998, ISO55:1985) GT1749 concentrated pressure sewer analysis. Extract liquid samples from the working system pipeline (GBT174B9-1998, idtJ504021:19923
JBT7855 Hydraulic component filtration evaluation method and screening component filtration index 3 This agreement and definition
GB Ting 17446 neutral and the following terms and definitions apply to this standard. 3.1
Nominal flow rateonll
The nominal flow rate of the rotary reversing valve, 3.2
Test volumetest floF
The flow rate specified when testing the drum lubrication performance. 4. Quantity, symbol and unit
Quantity, symbol and unit see 1.
A103692002
Nominal diameter
Volume
Inner diameter
Pressure, oil pressure
Hysteresis
Kinematic viscosity
Quality: L
5 Basic parameters
5.1 Symbol
Symbol and unit
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