US ISO 4850:1979

Personal eye-protectors for welding and related techniques- Filters- Utilisation and transmittance requirements


Abstract

This Uganda Standard specifies the numbering of and transmittance requirements for filters intended to protect operatives performing manual work involving welding, braze welding, arc gouging and thermal cutting. It also gives guidance on the selection and use of these filters. This standard was published on 2021-03-02.

This Standard was withdrawn and replaced by :

  US ISO 16321-2:2021