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Norm
ISO 4850:1979
Issue date: 1979 07 01
Personal eye-protectors for welding and related techniques — Filters — Utilisation and transmittance requirements
Specifies the numbering of and transmittance requirements for filters intended to protect operatives performing manual work involving welding, braze welding, arc gouging ...
Withdrawn: 2021 03 02
Publisher:
International Organization for Standardization
Format:
Digital | 5 Pages
Language:
English
Currently valid:
ICS
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. Optical test methods are the subject of ISO 4854. Non-optical test methods are the subject of ISO 4855.
ISO 16321-2:2021
2021 03 02
Eye and face protection for occupational use — Part 2: Additional requirements for protectors used d...
Norm
ISO 4850:1979
1979 07 01
Personal eye-protectors for welding and related techniques — Filters — Utilisation and transmittance...
Norm
↖
Norm
Issue date :
2021 03 02
Eye and face protection for occupational use — Part 2: Additional requirements for protectors used during welding and related techniques
