JB/T 53581-1999
KQG Down-the-hole Drill - Product Quality Grading
KQG 潜孔钻机 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 Grades → 4 Test Methods → 5 Inspection Rules
Scope
This standard specifies the quality grades, test methods and inspection rules for KQG down-the-hole drills. This standard is applicable to the evaluation of quality grades of KQG down-the-hole drills.
本标准规定了KQG 潜孔钻机的质量等级、试验方法和检验规则。本标准适用于评定KQG 潜孔钻机的质量等级。
Normative References
Keywords
Application Summary AI generated
Manufacturers and quality inspection agencies of KQG down-the-hole drills use this standard to grade product quality. They apply the specified indicators and test methods to inspect finished products and components, determining whether they meet qualified or first-class levels. This standard is crucial for ensuring drill performance, reliability, and safety, thereby enhancing product competitiveness in the market.
KQG潜孔钻机的制造商和质检机构使用本标准来评定产品的质量等级。他们依据本标准中的指标和试验方法，对成品和零件进行检验，以确定产品是否达到合格品或一等品水平。该标准对于确保钻机性能、可靠性和安全性至关重要，有助于提升产品在市场上的竞争力。
AI Summary AI generated
This standard specifies quality grades, test methods, and inspection rules for KQG down-the-hole drills. Products are classified into qualified and first-class grades based on adopted standards, technical level, finished product inspection, production quality checks, and user feedback. It details pass rate requirements for finished product items (e.g., drilling diameter, thrust force, noise) and key/major items for component manufacturing quality. Test methods cover noise, dust concentration, cleanliness, etc. Inspection rules define sampling and judgment procedures.
本标准规定了KQG潜孔钻机的质量等级、试验方法和检验规则。产品分为合格品和一等品两个等级，等级评定依据采用的标准、技术水平、成品检验、生产过程质量检查和用户评价。标准详细列出了成品检验项目（如钻孔直径、推进力、噪声等）的合格率要求，以及主要零件加工制造质量的关键项目和主要项目合格率。试验方法包括噪声、粉尘浓度、清洁度等检测，检验规则规定了抽样方法和判定规则。
Key Sentences extracted from text
本标准规定了KQG 潜孔钻机的质量等级、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。
KQG 潜孔钻机的产品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 KQG down-the-hole drills.
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 product quality grade indicators for KQG down-the-hole drills shall comply with the provisions of Table 1.
All inspection items are only allowed to be inspected and evaluated in sampling; if any item is unqualified, double sampling is not allowed.
The quality grade of the entire batch of products shall be evaluated based on the lowest grade of the actual measurement results.
Standard Timeline
Changes from replaced version:
- 对原标准作了编辑性修改，主要技术内容没有变化。
- Editorial modifications were made to the original standard, with no changes to the main technical content.