本航空航天标准（AS）将作为SAE AS 7112的补充。除SAE AS 7112中规定的要求外，本文规定的要求还应适用于寻求Nadcap流体系统认证以制造钛3Al-2.5V合金无缝液压管的供应商。应采用相应的PRI审核标准（AC），以确保管道按照适用规范和标准制造。

This Aerospace Standard (AS) is to be used as a supplement to SAE AS 7112. In addition to the requirements specified in SAE AS 7112, the requirements specified herein shall apply to suppliers seeking Nadcap Fluid System accreditation for manufacturing titanium 3Al-2.5V alloy, seamless hydraulic tubing.The corresponding PRI Audit Criteria (AC) is to be applied to ensure the tubing is manufactured to the applicable specification(s) and standard(s).