标准摘要
[中文适用范围]： 本文件规定了在感应炉中燃烧后测定非合金钢中低碳含量的红外吸收法。 该方法适用于0.0003%（质量分数）至0.009%（质量分数）之间的碳含量。 [外文原描述]： This document specifies an infrared absorption method after combustion in an induction furnace for the determination of the low carbon content in unalloyed steel. The method is applicable to carbon contents between 0,000 3 % (mass fraction) and 0,009 % (mass fraction).
英文名称Unalloyed steel — Determination of low carbon content — Part 2: Infrared absorption method after combustion in an induction furnace (with preheating)