1.1本国际标准规定了石油和天然气工业用管道的设计和施工要求，包括相关的检查和试验。 1.2本国际标准适用于从事化学、石油、天然气或相关产品加工或搬运的设施内的所有管道。 示例炼油厂、装载码头、天然气加工厂（包括液化天然气设施）、海上石油和天然气生产平台、化工厂、散装工厂、复合工厂、罐区。 1.3本国际标准也适用于在从事化学、石油、天然气或相关产品加工或处理的设施内使用的包装设备组件内互连各个设备部件或级的包装设备管道。1.4本国际标准不适用于运输管道和相关设备。 示例管道泵站、管道压缩机站、管道罐区、海上平台立管直至并包括清管器下水设施。

1.1 This International Standard specifies the requirements for design and construction of piping for the petroleum and natural gas industries, including associated inspection and testing. 1.2 This International Standard is applicable to all piping within facilities engaged in the processing or handling of chemical, petroleum, natural gas or related products. EXAMPLE Petroleum refinery, loading terminal, natural gas processing plant (including liquefied natural gas facilities), offshore oil and gas production platforms, chemical plant, bulk plant, compounding plant, tank farm. 1.3 This International Standard is also applicable to packaged equipment piping which interconnects individual pieces or stages of equipment within a packaged equipment assembly for use within facilities engaged in the processing or handling of chemical, petroleum, natural gas or related products. 1.4 This International Standard is not applicable to transportation pipelines and associated plant. EXAMPLE Pipeline pump station, pipeline compressor station, pipeline tank farm, offshore platform risers up to and including pig launching facility.