GB/T 43905.2-2024

Laboratory method for sampling fume and gases in welding and allied processes — Part 2: Determination of the emission rates of carbon monoxide , carbon dioxide, nitrogen monoxide and nitrogen dioxide during arc welding, cutting and gouging

焊接及相关工艺中烟尘和气体取样的实验室方法 第2部分：电弧焊、切割及气刨中一氧化碳、二氧化碳、一氧化氮、二氧化氮排放速率的测定