GB/T 24659.2-2009Agricultural crawler tractors - Track idler - Requirement (English PDF)
农业履带拖拉机 驱动轮 技术条件
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
November 15, 2009
Implementation date
May 1, 2010
Scope
GB/T 24659.2-2009 is the English-translated version of 农业履带拖拉机 驱动轮 技术条件.
GB/T 24659.2-2009 is the Chinese standard "Agricultural crawler tractors - Track idler - Requirement". Its scope clause reads: This section GB/T 24659 specifies the agricultural track tractor wheels technical requirements, test methods, inspection rules, marks, packages Loading, transport and storage.
This section applies to agricultural crawler tractors tooth surface is not machined wheels (hereinafter referred to as the drive wheel). Its clauses include technical requirements.
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Document preview — GB/T 24659.2-2009
National Standard of the People's Republic of China
- ICS
- 65.060.10
- Classification
- T 64
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
1 Scope
This section GB/T 24659 specifies the agricultural track tractor wheels technical requirements, test methods, inspection rules, marks, packages
Loading, transport and storage.
This section applies to agricultural crawler tractors tooth surface is not machined wheels (hereinafter referred to as the drive wheel).
2 Normative references
The following documents contain provisions which, through reference GB/T 24659 in this section constitute provisions of this section. For dated references,
All subsequent amendments (excluding corrections) or revisions do not apply to this section, however, encourage an agreement under this section
Parties to study the latest versions of these documents. For undated reference documents, the latest versions apply to this section.
GB/T 222 chemical composition of finished steel tolerance
GB/T 223 (all parts), steel and alloy chemical analysis method
GB/T 228 metal materials at room temperature tensile test method (GB/T 228-2002, eqvISO 6892.1998)
GB/T 230.1 metallic materials - Rockwell hardness test - Part 1. Test methods (A, B, C, D, E, F, G, H, K, N, T standard
Feet) (GB/T 230.1-2009, ISO 6508-1.2005, MOD)
GB/T 231.1 metallic materials Brinell hardness test - Part 1. Test method (GB/T 231.1-2009, ISO 6506-1.
2005, MOD)
GB/T 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan (GB/T 2828.1-2003, ISO 2859-1.1999, IDT)
GB/T 3871.12 Agricultural tractors - Test procedures - Part 12. Test
GB/T 5617 steel induction hardening or flame hardening after the effective hardened layer depth measurement (GB/T 5617-2005, ISO 3754.
1976, NEQ)
GB/T 6414-1999 casting dimensional tolerances and machining allowances (eqvISO 8062.1994)
GB/T 11351-1989 casting weight tolerance
JB/T 5673 agricultural and forestry tractors and machinery paint general technical conditions
3 Technical requirements
3.1
wheels shall comply with the provisions of this section and manufactured in accordance with prescribed procedures approved product drawings and technical documents.
3.2
material recommended ZG45Mn or in compliance with the chemical composition listed in Table 1 and mechanical properties of carbon steel casting, ensuring the strength and use of life
Under the conditions of life, to allow the use of other brands of material.
Table 1
Chemical composition of a /% Mechanical properties
C Mn Si S P Tensile strength Rm/MPa Elongation A /%
0.40 ~ 0.50 0.70 ~ 1.10 0.30 ~ 0.60 <=0.06 <=0.06 >=570 >=12
A residual content of chemical elements shall be as follows (%, <=). Ni0.30, Cr0.35, Cu0.30, Mo0.10, V0.05, its total does not exceed
1.00%. Deviation of the chemical composition of the finished product shall comply with GB/T 222's.
GB/T 39899-2021 | GB/T 21958-2017 | CNCA C11-06-2014 | GB/T 24657-2009 | GB/T 24659.4-2009 | GB/T 24659.3-2009 | […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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Related Standards
GB/T 24659.3-2009 — Agricultural crawler tractors - Support roller - Requirement
GB/T 24659.1-2009 — Agricultural crawler tractors - Track idler - Requirement
GB/T 24659.4-2009 — Agricultural crawler tractors - Metal track - Requirement
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