ISO 4850:1979
Personal eye-protectors for welding and related techniques — Filters — Utilisation and transmittance requirements
Reference number
ISO 4850:1979
Edition 1
1979-07
Withdrawn
ISO 4850:1979
10833
Withdrawn (Edition 1, 1979)

Abstract

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.

General information

  •  : Withdrawn
     : 1979-07
    : Withdrawal of International Standard [95.99]
  •  : 1
     : 5
  • ISO/TC 94/SC 6
    13.340.20 
  • RSS updates

Life cycle

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)