ISO 4850:1979 PDF
Personal eye-protectors for welding and related techniques — Filters — Utilisation and transmittance requirements
Open preview (PDF)Personal eye-protectors for welding and related techniques — Filters — Utilisation and transmittance requirementsTitle (English):
ISO 4850:1979
Personal eye-protectors for welding and related techniques — Filters — Utilisation and transmittance requirements
- Document status:
- Withdrawn
- Format:
- Electronic (PDF)
- Number of pages:
- 5
- Publication date:
- July 1, 1979
- Edition:
- ISO IS 4850 edition 1 version 1
- ICS:
- 13.340.20
Description (English):
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.
Technical details
- Technical committee
- ISO/TC 94/SC 6 - Eye and face protection
- SKU
- ISO 4850:1979
