标准编号：ISO 21904-2:2020
中文名称：焊接和相关工艺的健康和安全 焊接烟尘的捕获和分离设备 第2部分：分离效率的试验和标记要求
英文名称：Health and safety in welding and allied processes — Equipment for capture and separation of welding fume — Part 2: Requirements for testing and marking of separation efficiency
发布日期：2020-02
标准范围
This document specifies a method for testing equipment for the separation of welding fume in order to
determine whether its separation efficiency meets specified requirements.
The method specified does not apply to testing of filter cartridges independent of the equipment in
which they are intended to be used.
This document applies to equipment that is manufactured after its publication.
NOTE General ventilation systems are excluded from the Scope of ISO 21904-1.
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