JB/T 53250-1999
Air-cooled Sliding Vane Air Compressor for Tank Car - Product Quality Grading (Internal Use)
罐车用风冷滑片空气压缩机 产品质量分等（内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 产品质量等级 → 4 试验方法 → 5 抽样方法 → 6 评定方法 Foreword → 1 Scope → 2 Normative References → 3 Product Quality Grades → 4 Test Methods → 5 Sampling Methods → 6 Evaluation Methods
Scope
This standard specifies the product quality grades, test methods, sampling methods and evaluation methods for air-cooled sliding vane air compressors for tank cars (hereinafter referred to as sliding vane compressors). This standard applies to sliding vane compressors specified in JB/T 5233-1991 "Air-cooled Sliding Vane Air Compressor for Tank Car".
本标准规定了罐车用风冷滑片空气压缩机（以下简称滑片压缩机）的产品质量等级、试验方法、抽样方法和评定方法。本标准适用于JB/T 5233—1991《罐车用风冷滑片空气压缩机》规定的滑片压缩机。
Normative References
Keywords
Application Summary AI generated
Manufacturers, quality inspection agencies, and users apply this standard to grade the quality of air-cooled sliding vane air compressors for tank cars. It ensures reliable performance by setting key metrics like specific power, noise, and cleanliness, aiding quality control and product selection.
该标准由压缩机制造商、质量检验机构和用户使用，用于对罐车用风冷滑片空气压缩机进行质量等级评定。它通过规定比功率、噪声、清洁度等关键指标，确保产品性能可靠，便于质量控制和选型。
AI Summary AI generated
This standard JB/T 53250-1999 specifies the product quality grading for air-cooled sliding vane air compressors used in tank cars, classifying products into three grades: qualified, first-class, and superior. It covers assessment indicators such as specific power, noise sound power level, cleanliness, and lubricating oil consumption, along with test methods, sampling methods, and evaluation procedures. The grade is determined by the lowest level among all assessed items, and replacement periods for wearing parts require user documentation. It applies to compressors specified in JB/T 5233-1991, providing a basis for quality control.
本标准JB/T 53250-1999规定了罐车用风冷滑片空气压缩机的产品质量分等要求，将产品分为合格品、一等品和优等品三个等级。标准涵盖了比功率、噪声声功率级、清洁度、润滑油消耗量等考核指标，并规定了试验方法、抽样方法和评定方法。评定以最低级别定等，易损件更换期需用户证明。该标准适用于JB/T 5233-1991规定的滑片压缩机，为质量控制提供了依据。
Key Sentences extracted from text
本标准规定了罐车用风冷滑片空气压缩机（以下简称滑片压缩机）的产品质量等级、试验方法、抽样方法和评定方法。
滑片压缩机产品根据其质量水平和使用价值分为合格品、一等品和优等品三个等级。
滑片压缩机除应符合JB/T 5233 的规定外，各等级的考核项目、指标要求及质量等级划分应按表1规定。
按本标准规定逐项进行检验，各项规定的考核指标必须全面达到，在综合评定等级时，按考核项目中最低级别定等，缺项不能定等。
滑片压缩机易损件更换期，可根据至少两家用户提供的书面证明资料确定。
This standard specifies the product quality grades, test methods, sampling methods and evaluation methods for air-cooled sliding vane air compressors for tank cars (hereinafter referred to as sliding vane compressors).
Sliding vane compressor products are divided into three grades: qualified product, first-class product and superior product according to their quality level and use value.
In addition to complying with the provisions of JB/T 5233, the assessment items, indicator requirements and quality grade division of each grade shall be as specified in Table 1.
Inspection shall be carried out item by item according to this standard, and all specified assessment indicators must be fully met; when comprehensively evaluating the grade, the grade shall be determined by the lowest level among the assessment items, and if any item is missing, the grade cannot be determined.
The replacement period for wearing parts of sliding vane compressors can be determined based on written certification materials provided by at least two users.
Standard Timeline
Changes from replaced version:
- 对原标准做了编辑性修改，主要技术内容没有变化。
- Editorial modifications were made to the original standard, with no changes to the main technical content.