The standard covers dimensions and gaging of plastic tapered National Pipe Threads (NPT) for leak-tight joints, and it is now referenced in all ASTM Standards for plastic piping products.
这个标准涵盖塑料美国锥管螺纹(NPT)的尺寸和计量方法，用于泄漏密封连接，现在已在所有有关塑料管道产品的ASTM标准中引用。
Plastic piping systems should be engineered, installed, operated and maintained in accordance with accepted standards and procedures for plastic piping systems.
塑料管道系统应该根据有关塑料管道系统的公认的标准和规程进行工程设计、安装、操作和维护。
Organizations other than ASTM issue standards that are commonly encountered in industrial thermoplastic piping design. The most important of these are described below.
除了ASTM以外，其它有关组织也颁布一些规定，通常适用于工业热塑塑料管道设计。这些规定中最重要的部分描述如下。
The paper describes the testing and analysis techniques for piping system vibration, and proposes some pipe vibration evaluation criteria, and also introduces some foreign standards related.
本文讨论的是管道系统振动的测试与分析技术，并提出建议的管道评价准则，同时介绍国外相关标准情况。
Standards most frequently referenced in plastic piping specifications are ASTM Standards.
管道规格说明中最常用到标准是ASTM标准。
Objective to investigate the hygienic status of piping keeps of drinking water in Shenzhen in order to provide evidence to establish the hygiene standards of drinking water.
目的调查深圳市管道直饮水卫生现状，为制订直饮水卫生规范提供依据。
In this paper, the current periodic inspection regulation system for pressure vessel and pressure piping in China is briefly introduced, comparing to related API standards and codes and RPs.
简要介绍了我国现行压力容器、压力管道定期检验规范体系，并与相应的API规范进行了对比分析。
Experience of plot plan, equipment layout, piping routine study, piping plan, isometrics, piping material take off and pipe support design against project standards & specification.
具备如下管道专业设计能力：装置布置图、设备布置、管线布置、单线图、管道材料表和管道支撑等设计能力；
Experience of plot plan, equipment layout, piping routine study, piping plan, isometrics, piping material take off and pipe support design against project standards & specification.
具备如下管道专业设计能力：装置布置图、设备布置、管线布置、单线图、管道材料表和管道支撑等设计能力；
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