GB/T 7120-2009Three-point quick-attaching coupler of implement to agricultural wheeled tractors -- Category 3N, 4N (English PDF)
农业轮式拖拉机和机具三点悬挂挂接器 3N类、4N类
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Issued by
Standardization Administration of China
Level / Type
National · Recommended
Issue date
November 15, 2009
Implementation date
May 1, 2010
Scope
GB/T 7120-2009 is the English-translated version of 农业轮式拖拉机和机具三点悬挂挂接器 3N类、4N类.
GB/T 7120-2009 — This standard specifies the class 3N and 4N narrow class mount device, GB/T 1593.1-1996 recommended distance between the suspension points under the smaller Class 3 and 4 special class implements the mount device, GB/T 1593.1-1996 Type 3 and Type 4 three - point linkage Agricultural wheeled tractors links Size and space sizes.
This standard applies to GB/T 1593.1-1996 prescribed Agricultural wheeled tractors class 3 and 4 dual rear wheels or narrow Leading job narrow wheelbase three-point hitch.
This standard does not include the design of the latch mechanism and the three-point hitch member design.
Found what you need?
Document preview — GB/T 7120-2009
National Standard of the People's Republic of China
- ICS
- 65.060.10
- Classification
- T 62
- Replacing
- GB/T 7120-1986
Issued by: Standardization Administration of China
Contents
- What this standard covers1
- Document data2
- Standards quoted by this document3
What this standard covers
This standard specifies the 3N and 4N Class narrow class mount device, GB/T 1593. 1-1996 recommended distance between suspension points under Category 3 and 4 smaller class special tools mount device, GB/T 1593. 1-1996 requirements class 3 and class 4 three-point hitch of agricultural wheeled tractors coupling dimensions and space sizes. This standard applies to GB/T 1593. 1-1996 Agricultural wheeled tractors stipulated in Class 3 and Class 4 dual rear wheels or narrow -spaced three-point operations narrow track suspension. This standard does not include the design of the latch mechanism and three-point hitch of component design.
Document data
International classification (ICS): 65.060.10.
Chinese classification (CCS): T62.
Estimated length of the Chinese original: 9,948 words.
Adopted international standard: ASAE S278.6 DEC94 (SAE J909 JUN93), NEQ.
Supersedes the earlier edition GB/T 7120-1986.
Standards quoted by this document
GB/T 1593.1-1996; GB/T 6960.6; JB/T 6684
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 1593.1-1996Agricultural wheeled tractor -- Rear-mounted three-point linkage -- Categories 0, 1N, 1, 2N, 2, 3N, 3, 4N and 4
- GB/T 6960.6Tractor terminology - Part 6: Hydraulic hitch system and drawbar, hook
- JB/T 6684Clearance ranges on implements coupled by three-point linkage
ISO 730
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Related Standards
GB/T 1593.1-1996 — Agricultural wheeled tractor -- Rear-mounted three-point linkage -- Categories 0, 1N, 1, 2N, 2, 3N, 3, 4N and 4
GB/T 6960.6-2007 — Tractor terminology - Part 6: Hydraulic hitch system and drawbar, hook
JB/T 6684-1993 — Clearance ranges on implements coupled by three-point linkage
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GB/T 7120-2009
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