1.1本实践建立了资产效用的定量过程，即资产优先级指数（API），为管理者提供了一种基于预定义标准对资产进行优先级排序的方法。 1.2 API具有广泛的应用，包括但不限于用作资本投资策略、延迟维护方法、安全设计和分析、业务/风险分析的连续性和处置决策的基础。 1.3 API模型旨在适用于持有指定为资本资产的设备的实体。 1.4除了本惯例中定义的可移动和耐用资产的适用性外，本方法可全部或部分有效应用于无形财产、不动产和物资。 本规程提供了执行一个或多个特定操作的说明。本文件不能取代教育或经验，应与专业判断一起使用。并非本惯例的所有方面都适用于所有情况。本ASTM标准既不代表或取代必须根据其判断给定专业服务的充分性的谨慎标准，也不应在不考虑许多独特方面的情况下应用本文件。 标题中的“标准”一词仅表示该文件已通过ASTM国际共识程序获得批准。

1.1 This practice establishes a quantitative process for asset utility, an asset priority index (API), to provide managers with a method to prioritize assets based on predefined criteria. 1.2 The API has a wide range of applications including, but not limited to, use as a basis for capital investment strategies, deferred maintenance approaches, security design and analyses, continuity of business/risk analyses, and disposition decisions. 1.3 The API model is designed to be applicable and appropriate for entities holding equipment designated as capital assets. 1.4 In addition to the applicability of moveable and durable assets as defined in this practice, this methodology may in whole or in part be effectively applied to intangible property, real property, and materiel. This practice offers instructions for performing one or more specific operations. This document cannot replace education or experience and should be used in conjunction with professional judgment. Not all aspects of this practice may be applicable in all circumstances. This ASTM standard is neither intended to represent or replace the standard of care by which the adequacy of a given professional service must be judged, nor should this document be applied without consideration of a projects many unique aspects. The word "Standard" in the title means only that the document has been approved through the ASTM International consensus process.