本文件描述了焊接用氩中氢混合气体的制备方法、试验方法，确立了检验规则，规定了混合气体的技术要求、标志、包装、储存及安全信息的要求。

　　本文件适用于由纯氢（或高纯氢）和纯氩（或高纯氩）为原料制备的混合气体。

　　名称:填充柱

　　固定相:分子筛

　　粒度:0. 18-0. 25 mm

　　规格:2m*2mm（外径）

　　型号:5A

　　应用:HG/T 5897-2022焊接用混合气体 氢气/氩气

　　This document describes the preparation method and test method of hydrogen mixture in argon for welding, establishes the inspection rules, and specifies the technical requirements, marking, packaging, storage and safety information requirements of the mixture.

　　This document is applicable to the mixed gas prepared from pure hydrogen (or high-purity hydrogen) and pure argon (or high-purity argon).

　　Name: Filled Column

　　Stationary phase: molecular sieve

　　Particle size: 0.18-0 25 mm

　　Specification: 2m * 2mm (outer diameter)

　　Model: 5A

　　Application: HG/T 5897-2022 welding gas mixture hydrogen/argon