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They were the ISO 9000:1987 series of standards comprising ISO 9001:1987, ISO 9002:1987 and ISO 9003:1987; which were applicable in different types of industries, based on the type of activity or process: designing, production or service delivery. The standards are reviewed every few years by the International Organization for Standardization.
ISO 9000:2005 provides information on the fundamentals and vocabulary used in quality management systems. ISO 9004:2009 provides guidance on a quality management approach for the sustained success of an organization. Neither of these standards can be used for certification purposes as they provide guidance, not requirements.
ISO/TS 16949:2009 is an interpretation agreed upon by major automotive manufacturers (American and European manufacturers); the latest version is based on ISO 9001:2008. The emphasis on a process approach is stronger than in ISO 9001:2008. ISO/TS 16949:2009 contains the full text of ISO 9001:2008 and automotive industry-specific requirements.
Quality control (QC) is a process by which entities review the quality of all factors involved in production. ISO 9000 defines quality control as "a part of quality management focused on fulfilling quality requirements". [1] This approach places emphasis on three aspects (enshrined in standards such as ISO 9001): [2] [3]
The international standard ISO 9000:2015 (Title: Quality management systems - fundamentals and vocabulary) defines the term in chapter 3.5.3 as a "set of interrelated or interacting elements of an organization to establish policies and objectives, and processes to achieve those objectives".
Quality audit is the process of systematic examination of a quality system carried out by an internal or external quality auditor or an audit team. It is an important part of an organization's quality management system and is a key element in the ISO quality system standard, ISO 9001.
Verification is intended to check that a product, service, or system meets a set of design specifications. [6] [7] In the development phase, verification procedures involve performing special tests to model or simulate a portion, or the entirety, of a product, service, or system, then performing a review or analysis of the modeling results.
The process(es) which are managed with QA pertain to Total quality management. If the specification does not reflect the true quality requirements, the product's quality cannot be guaranteed. For instance, the parameters for a pressure vessel should cover not only the material and dimensions but operating, environmental, safety , reliability ...