NEN-EN 379/A1
Specification for welding filters with switchable luminous transmittance and welding filters with dual luminous transmittance
inactive
| Organization: | NEN |
| Publication Date: | 1 July 1998 |
| Status: | inactive |
| Page Count: | 6 |
| ICS Code (Head protective equipment): | 13.340.20 |
Document History
April 1, 2009
Personal eye-protection - Automatic welding filters
This European standard specifies requirements for automatic welding filters which switch their luminous transmittance to a lower predetermined value when a welding arc is ignited (referred to as...
October 1, 2003
Personal eye-protection - Automatic welding filters
This European standard specifies requirements for automatic welding filters which switch their luminous transmittance to a lower predetermined value when a welding arc is ignited (referred to as...
August 1, 2001
Personal eye protection - Automatic welding filters
This European standard specifies requirements for automatic welding filters which switch their luminous transmittance to a lower predetermined value when a welding arc is ignited (referred to as...
NEN-EN 379/A1
July 1, 1998
Specification for welding filters with switchable luminous transmittance and welding filters with dual luminous transmittance
A description is not available for this item.
September 1, 1994
Specification for welding filters with switchable luminous transmittance and welding filters with dual luminous transmittance
This standard specifies requirements for welding filters which automatically switch their luminous transmittance to a lower value when a welding arc is ignited (referred to as welding filters with...