JB/T 51097-1999
Tractors and Agricultural and Forestry Machinery Wheels - Product Quality Grading (Internal Use)
拖拉机和农林机械车轮 产品质量分等（内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 一般要求 → 4 产品质量分等 → 5 产品质量等级指标 → 6 试验方法 → 7 检验规则 Foreword → 1 Scope → 2 Normative References → 3 General Requirements → 4 Product Quality Grading → 5 Product Quality Grade Indicators → 6 Test Methods → 7 Inspection Rules
Scope
This standard specifies the product quality grading indicators, test methods, and inspection rules for wheels of tractors and agricultural and forestry machinery. This standard applies to the quality inspection and grade evaluation of wheels for tractors, agricultural transport vehicles, combine harvesters, agricultural trailers, and other agricultural and forestry machinery.
本标准规定了拖拉机和农林机械车轮产品质量分等指标、试验方法、检验规则。 本标准适用于拖拉机、农用运输车、联合收割机、农用挂车和其它农林机械车轮产品质量的检测和等级评定。
Normative References
Keywords
Application Summary AI generated
Manufacturers, testing agencies, and users of tractor and agricultural machinery wheels use this standard to evaluate and grade wheel product quality. It helps determine whether wheels meet the requirements for qualified, first-class, or premium grades, ensuring reliability and safety. By providing unified grading indicators and test methods, the standard promotes quality control and product improvement across the industry.
拖拉机和农林机械车轮的制造商、检测机构和用户使用这个标准来对车轮产品进行质量等级评定。它用于确定车轮是否达到合格品、一等品或优等品的要求，从而保证产品的可靠性和安全性。该标准通过统一的分等指标和试验方法，促进了行业内的质量控制和产品改进。
AI Summary AI generated
This standard specifies product quality grading indicators, test methods, and inspection rules for wheels of tractors and agricultural and forestry machinery, applicable to quality inspection and grade evaluation of wheels for tractors, agricultural transport vehicles, combine harvesters, and other equipment. It classifies wheels into three grades: qualified, first-class, and premium, covering geometric dimensions, weld quality, paint quality, appearance, and fatigue strength. By providing clear grading requirements and test methods, the standard offers a unified basis for quality control, enhancing product reliability and safety.
本标准规定了拖拉机和农林机械车轮的产品质量分等指标、试验方法和检验规则，适用于拖拉机、农用运输车、联合收割机等车轮的质量检测与等级评定。标准将车轮分为合格品、一等品和优等品三个等级，涵盖几何尺寸、焊接质量、涂漆质量、外观质量和疲劳强度等指标。通过明确的分等要求和试验方法，为车轮产品的质量控制提供了统一依据，有助于提升产品的可靠性和安全性。
Key Sentences extracted from text
本标准规定了拖拉机和农林机械车轮产品质量分等指标、试验方法、检验规则。
按车轮产品的技术水平和质量水平分为合格品、一等品和优等品。
轮辋的轮廓形状和尺寸应符合GB/T 3372的规定，车轮在轮毂上安装尺寸应符合GB/T 6232的规定。
车轮焊缝应平整、均匀和焊透，不允许有漏焊、烧穿、疏松和裂纹，焊缝不应偏离应焊接位置，焊后应清除焊渣和飞溅。
拖拉机、联合收割机和其它农林机械车轮疲劳强度试验和性能要求应符合GB/T 14785、GB/T 14786和本标准表9、表10的规定。
This standard specifies the product quality grading indicators, test methods, and inspection rules for wheels of tractors and agricultural and forestry machinery.
According to the technical level and quality level of the wheel product, it is divided into qualified product, first-class product, and premium product.
The contour shape and dimensions of the rim shall comply with GB/T 3372, and the mounting dimensions of the wheel on the hub shall comply with GB/T 6232.
The wheel welds shall be smooth, uniform, and fully penetrated, and no missing welds, burn-through, porosity, or cracks are allowed; the weld shall not deviate from the intended welding position, and slag and spatter shall be removed after welding.
The fatigue strength tests and performance requirements for wheels of tractors, combine harvesters, and other agricultural and forestry machinery shall comply with GB/T 14785, GB/T 14786, and the provisions of Tables 9 and 10 of this standard.
Standard Timeline
Changes from replaced version:
- 增加了轮辐安装面平面度质量等级指标
- 增加了配拖拉机、联合收割机和其它农机具车轮的侧向负载疲劳强度和扭转疲劳强度质量等级指标
- 增加了不合格分类的C类不合格
- Added quality grade indicators for the flatness of the spoke mounting surface
- Added quality grade indicators for lateral load fatigue strength and torsional fatigue strength of wheels for tractors, combine harvesters, and other agricultural machinery
- Added Class C nonconformity in the classification of nonconformities