1.1 本规范涵盖了无损检测机构的最低要求。 1.2 当使用本规范评估无损检测机构的能力或授权无损检测机构时，指南 E1359 规格 E329 ISO 9001、ISO 17025或ISO 17020可作为调查的基础。为了满足审计师的具体需求，可以根据需要对其进行更详细的补充。 1.3 本规范可作为评估测试或检验机构或两者的基础，并用于测试或检验机构（公共或私人）的资格鉴定或认证。 1.4 单位- 使用国际单位制或英寸磅单位或其组合将由技术委员会负责，其标准在本标准中引用。 1.5 本标准并非旨在解决与其使用相关的所有安全问题（如有）。本标准的用户有责任在使用前制定适当的安全、健康和环境实践，并确定监管限制的适用性。 1.6 本国际标准是根据世界贸易组织技术性贸易壁垒（TBT）委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认标准化原则制定的。

1.1 This specification covers minimum requirements for agencies performing nondestructive testing (NDT). 1.2 When using this specification to assess the capability of, or to accredit NDT agencies, Guide E1359 , Specification E329 , ISO 9001, ISO 17025, or ISO 17020 may be used as a basis for the survey. It can be supplemented as necessary with more detail in order to meet the auditor's specific needs. 1.3 This specification can be used as a basis to evaluate testing or inspection agencies, or both, and is intended for use for the qualifying or accrediting, or both, of testing or inspection agencies, public or private. 1.4 Units— The use of SI or inch-pound units, or combination thereof, will be the responsibility of the technical committee whose standards are referred to in this standard. 1.5 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. 1.6 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.