JB/T 53508-1999
WK–10 Excavator – Product Quality Grading (Internal Use)
WK–10 挖掘机 产品质量分等（内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 质量等级 → 3.1 分等原则 → 3.2 质量等级指标 → 3.3 成品检验 → 3.4 生产过程中的质量检查 Foreword → 1 Scope → 2 Normative References → 3 Quality Grades → 3.1 Grading Principles → 3.2 Quality Grade Indicators → 3.3 Finished Product Inspection → 3.4 Quality Inspection During Production
Scope
This standard specifies the quality grades, test methods, and inspection rules for WK–10 excavators and their series products. This standard is applicable to evaluating the product quality grades of WK–10 excavators; products designed by modification based on it shall also refer to this standard, except for basic parameters and main working dimensions.
本标准规定了WK–10 挖掘机及其系列产品的质量等级、试验方法和检验规则。本标准适用于评定WK–10 挖掘机的产品质量等级，在其基础上变型设计的产品，除基本参数、主要工作尺寸外，亦应参照使用。
Normative References
Keywords
Application Summary AI generated
Mining machinery manufacturers and quality inspection agencies use this standard to grade the quality of WK-10 excavators. It helps determine whether a product meets qualified, first-grade, or premium-grade levels, ensuring reliability and longevity in mining operations. By providing unified grading indicators and inspection rules, the standard enhances product competitiveness and user satisfaction.
矿山机械制造企业和质量检验机构使用本标准来评定WK-10挖掘机的产品质量等级。它帮助确定产品是否达到合格品、一等品或优等品水平，从而确保设备在矿山作业中的可靠性和寿命。该标准通过统一的分等指标和检验规则，提升了产品的市场竞争力和用户满意度。
AI Summary AI generated
This standard specifies quality grades, test methods, and inspection rules for WK-10 excavators and their series products, applicable for evaluating product quality grades. It defines three grades—qualified, first-grade, and premium-grade—based on technical level, finished product inspection, production quality checks, and user feedback. Key technical content includes machine performance, component performance, reliability and life indicators, with added requirements such as gear contact patterns. The standard also details finished product inspection items, assembly/painting/packaging quality checks, and key part manufacturing quality requirements, providing a unified quality evaluation basis for the mining machinery industry.
本标准规定了WK-10挖掘机及其系列产品的质量等级、试验方法和检验规则，适用于评定其产品质量等级。标准将产品分为合格品、一等品和优等品三个等级，依据技术水平、成品检验、生产过程质量检查和用户评价确定。主要技术内容包括整机性能、部件性能、可靠性与寿命等指标，并增加了齿轮接触斑点等要求。标准还明确了成品检验项目、装配涂漆包装质量检验以及主要零件加工制造质量要求，为矿山机械行业提供了统一的质量评价依据。
Key Sentences extracted from text
本标准规定了WK–10 挖掘机及其系列产品的质量等级、试验方法和检验规则。
产品的质量等级根据采用的标准、产品的技术水平、成品检验、生产过程中的质量检查和用户评价意见几个方面来确定，分为合格品、一等品和优等品三个等级。
产品的结构、性能、精度、安全、卫生、可靠性与寿命等质量指标达到国际一般水平，且实物质量水平达到国际同类产品一般水平。
产品的结构、性能、精度、安全、卫生、可靠性与寿命等质量指标达到国际先进水平，且实物质量水平与国外同类产品相比达到近五年内的先进水平。
WK–10 挖掘机的质量等级指标应符合表1 的规定。
This standard specifies the quality grades, test methods, and inspection rules for WK–10 excavators and their series products.
The quality grade of the product is determined based on the adopted standards, product technical level, finished product inspection, quality inspection during production, and user evaluation opinions, and is divided into three grades: qualified product, first-grade product, and premium-grade product.
The product's structure, performance, precision, safety, hygiene, reliability, and life quality indicators reach the general international level, and the actual quality level reaches the general level of similar international products.
The product's structure, performance, precision, safety, hygiene, reliability, and life quality indicators reach the advanced international level, and the actual quality level is comparable to that of similar foreign products within the past five years.
The quality grade indicators for WK–10 excavators shall comply with the provisions of Table 1.
Standard Timeline
Changes from replaced version:
- 对成品检验项目中的整机性能、部件性能、可靠性与寿命等，按GB/T 10604—1989 的规定进行了调整和修改
- 增加了主要项目要求，如齿轮接触斑点、齿轮安装孔的中心距等
- Adjusted and modified the finished product inspection items for machine performance, component performance, reliability and life according to GB/T 10604—1989
- Added requirements for major items, such as gear contact patterns and center distances of gear mounting holes