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ASTM E2234-09(2023)
Standard Practice for Sampling a Stream of Product by Attributes Indexed by AQL
NORMA vydaná dňa 1.1.2023
Informácie o norme:
Označenie normy: ASTM E2234-09(2023)
Dátum vydania normy: 1.1.2023
Kód tovaru: NS-1101983
Počet strán: 62
Približná hmotnosť: 186 g (0.41 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Kategórie - podobné normy:
Anotácia textu normy ASTM E2234-09(2023) :
This practice establishes lot or batch sampling plans and procedures for inspection by attributes using MIL-STD-105E as a basis for sampling a steady stream of lots indexed by acceptance quality limit (AQL). It provides the sampling plans of MIL-STD-105E in ASTM format for use by ASTM committees and others and recognizes the continuing usage of MIL-STD-105E in industries supported by ASTM. This practice also establishes lot or batch sampling plans and procedures for inspection by attributes.
Keywords:
acceptance quality level (AQL), average outgoing quality (AOQ), average outgoing quality limit (AOQL), classification of defects, critical defect, critical defective, defect, defective, defects per hundred units, inspection, inspection by attributes, lot or batch, lot or batch size, major defect, major defective, minor defect, minor defective, percent defective, process average, sample, sample size code letter, sampling plan, unit of product,, ICS Number Code 07.020 (Mathematics)
Doplňujúce informácie
| Significance and Use | ||||||||
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4.1?PurposeThis publication establishes lot or batch sampling plans and procedures for inspection by attributes. This publication shall not be interpreted to supersede or conflict with any contractual requirements. The words accept, acceptance, acceptable, etc, refer only to the contractors use of the sampling plans contained in this standard and do not imply an agreement by the customer (formerly Government in original text) to accept any product. Determination of acceptability by the customer shall be as described in contractual documents. The sampling plans described in this standard are applicable to AQLs of 0.01 % or higher and are therefore not suitable for applications where quality levels in the range of parts per million levels can be realized. 4.2?ApplicationSampling plans designated in this publication are applicable, but not limited, to inspection of the following: (1.1?This practice establishes lot or batch sampling plans and procedures for inspection by attributes using MIL-STD-105E as a basis for sampling a steady stream of lots indexed by acceptance quality limit (AQL). 1.2?This practice provides the sampling plans of MIL-STD-105E in ASTM format for use by ASTM committees and others. It recognizes the continuing usage of MIL-STD-105E in industries supported by ASTM. Most of the original text in MIL-STD-105E is preserved in Sections 4 6 of this practice. 1.3?No system of units is specified in this standard. 1.4?This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.5?This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. |
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