JB/T 54866-1999
Convex and Concave Half-Round Milling Cutters - Product Quality Grading (Internal Use)
凸半圆铣刀和凹半圆铣刀 产品质量分等（内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 AQL 的指定值 → 4 RQL 的指定值 → 5 不合格分类及分组 → 6 寿命试验 Foreword → 1 Scope → 2 Normative References → 3 Specified AQL Values → 4 Specified RQL Values → 5 Classification and Grouping of Nonconformities → 6 Life Test
Scope
This standard specifies the AQL values for quality grade evaluation, the RQL values for periodic stability assessment, and the classification of nonconformities for convex and concave half-round milling cutters when evaluated according to JB/T 54854. This standard applies to the quality grade evaluation and periodic stability assessment of convex and concave half-round milling cutters produced in batches according to GB/T 1124.1~1124.3.
本标准规定了凸半圆铣刀和凹半圆铣刀在依据JB/T 54854 进行质量等级评定时的AQL 值、周期稳定性考核时的RQL 值及不合格分类。本标准适用于按GB/T 1124.1~1124.3 成批生产的凸半圆铣刀和凹半圆铣刀的质量等级评定和周期稳定性考核。
Normative References
Keywords
Application Summary AI generated
Tool manufacturers and quality inspection agencies use this standard to evaluate the quality grades of convex and concave half-round milling cutters. They apply AQL and RQL values for sampling inspection and periodic stability assessment to ensure products meet specified requirements. This standard is essential for maintaining consistency and reliability in milling cutter product quality.
刀具制造商和质检机构使用本标准来评定凸半圆铣刀和凹半圆铣刀的质量等级。他们依据AQL和RQL值进行抽样检验和周期稳定性考核，确保产品符合标准要求。该标准对于保证铣刀产品质量的一致性和可靠性至关重要。
AI Summary AI generated
This standard JB/T 54866-1999 specifies quality grading requirements for convex and concave half-round milling cutters, including AQL values, RQL values, and classification of nonconformities. It applies to batch-produced cutters according to the GB/T 1124 series for quality grade evaluation and periodic stability assessment. Nonconformities are classified into Class B (including Group I and Group III) and Class C, covering cracks, hardness, dimensions, surface roughness, and other criteria. The standard lists normative references and related tables, but does not specify life tests.
本标准JB/T 54866-1999规定了凸半圆铣刀和凹半圆铣刀的质量分等要求，包括AQL值、RQL值和不合格分类。标准适用于按GB/T 1124系列标准成批生产的铣刀，用于质量等级评定和周期稳定性考核。不合格分为B类（含Ⅰ组和Ⅲ组）和C类，涉及裂纹、硬度、尺寸、表面粗糙度等多项指标。标准还列出了引用标准和相关表格，但未规定寿命试验。
Key Sentences extracted from text
本标准规定了凸半圆铣刀和凹半圆铣刀在依据JB/T 54854 进行质量等级评定时的AQL 值、周期稳定性考核时的RQL 值及不合格分类。
本标准适用于按GB/T 1124.1~1124.3 成批生产的凸半圆铣刀和凹半圆铣刀的质量等级评定和周期稳定性考核。
AQL 的指定值按表1。
RQL 的指定值按表2。
不合格分类及分组按表3。
This standard specifies the AQL values for quality grade evaluation, the RQL values for periodic stability assessment, and the classification of nonconformities for convex and concave half-round milling cutters when evaluated according to JB/T 54854.
This standard applies to the quality grade evaluation and periodic stability assessment of convex and concave half-round milling cutters produced in batches according to GB/T 1124.1~1124.3.
The specified AQL values are given in Table 1.
The specified RQL values are given in Table 2.
The classification and grouping of nonconformities are given in Table 3.
Standard Timeline
Changes from replaced version:
- 由于产品标准已修订，本标准对JB/T 54866—93的相应条款作了修订。
- Due to the revision of the product standards, this standard has revised the corresponding clauses of JB/T 54866-93.