JB/T 53551-1999
Coal Flotation Machine - Product Quality Grading
煤用浮选机 产品质量分等
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 质量等级 → 4 试验方法 → 5 检验规则 Foreword → 1 Scope → 2 Normative References → 3 Quality Grade → 4 Test Methods → 5 Inspection Rules
Scope
This standard specifies the quality grades, test methods, and inspection rules for XJM type coal flotation machine products. This standard is applicable to evaluating the product quality grades of XJM type coal flotation machines.
本标准规定了XJM 型煤用浮选机产品的质量等级、试验方法和检验规则。 本标准适用于评定XJM 型煤用浮选机的产品质量等级。
Normative References
Keywords
Application Summary AI generated
Manufacturers and quality inspection departments in the coal industry use this standard to grade and inspect XJM coal flotation machines. It defines specific criteria for qualified and first-class products, ensuring consistent performance and reliability. This standard helps improve product competitiveness and quality control in the market.
煤炭行业的生产企业和质量检验部门使用这个标准，用来对XJM型煤用浮选机进行质量等级评定和出厂检验。该标准通过明确合格品和一等品的具体指标，确保设备性能稳定可靠，提升产品在市场上的竞争力。
AI Summary AI generated
This standard, JB/T 53551-1999, replaces JB/T 53551-94 and specifies quality grades, test methods, and inspection rules for XJM type coal flotation machines. It defines two grades: qualified and first-class, based on finished product inspection, production quality checks, and user feedback. Key technical requirements include pass rates for overall performance, comprehensive technical specifications, reliability and life, and safety and hygiene. The standard also details test procedures and sampling rules, serving the coal industry for product grading and factory inspection.
本标准为JB/T 53551-1999，代替JB/T 53551-94，规定了XJM型煤用浮选机的产品质量等级、试验方法和检验规则。标准将产品分为合格品和一等品两个等级，依据成品检验、生产过程质量检查、用户评价等指标评定。主要技术内容包括整机性能、综合技术要求、可靠性与寿命、安全卫生等项目的合格率要求，以及详细的试验方法和抽样判定规则。适用于煤炭行业对浮选机产品的质量分级和出厂检验。
Key Sentences extracted from text
本标准规定了XJM 型煤用浮选机产品的质量等级、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，分为合格品和一等品两个等级。
XJM 型煤用浮选机产品的质量等级指标应符合表1 的规定。
所有检测项目只允许在抽样中检查评定，任何项目不合格时不允许再加倍抽查。
按实测结果的最低等级评定整批产品的质量等级。
This standard specifies the quality grades, test methods, and inspection rules for XJM type coal flotation machine 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 two grades: qualified product and first-class product.
The quality grade indicators for XJM type coal flotation machine products shall comply with the provisions of Table 1.
All inspection items are only allowed to be inspected and evaluated in the sample; if any item is unqualified, double sampling is not allowed.
The quality grade of the entire batch of products is evaluated based on the lowest grade of the measured results.
Standard Timeline
Changes from replaced version:
- 对原标准作了编辑性修改
- 主要技术内容没有改变
- Editorial modifications were made to the original standard
- The main technical content remained unchanged