本文件规定了由奥氏体（包括抗蠕变钢）和奥氏体-铁素体不锈钢制成的圆形截面无缝管的两个试验类别的交货技术条件，这些无缝管用于室温、低温或高温下的耐压和耐腐蚀目的。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document specifies the technical delivery conditions in two test categories for seamless tubes of a circular cross section made of austenitic (including creep resisting steel) and austenitic-ferritic stainless steel which are intended for pressure and corrosion resisting purposes at room temperature, at low temperatures or at elevated temperatures.All current amendments available at time of purchase are included with the purchase of this document.