BS EN 169:2002现行
Personal eye-protection. Filters for welding and related techniques. Transmittance requirements and recommended use
出版：British Standards Institution
专家解读视频
Gives the scale numbers and transmittance requirements for filters intended to protect operators performing work involving welding, braze-welding, air-arc gouging and plasma jet cutting. It also includes requirements for welding filters with dual scale numbers.
© British Standards Institution 2013
UNI EN 169:2003 - Identical
SN EN 169:2003 - Identical
NEN EN 169:2002 - Identical
ONORM EN 169:2003 - Identical
DIN EN 169 (2003-02) - Identical
NBN EN 169:2003 - Identical
I.S. EN 169:2002 - Identical
NF EN 169:2003 - Identical
UNI EN 169:1993 - Identical
NS EN 169 Ed. 2 (2003) - Identical
SS EN 169 Ed. 2 (2003) - Identical
UNE EN 169:2003 - Identical
