IEC 60974-7 Ed. 2.0被替代
Arc welding equipment Part 7: Torches
出版：International Electrotechnical Committee
专家解读视频
Specifies safety and construction requirements for torches for arc welding and allied processes.
SN EN 60974-7:2005 - Identical
I.S. EN 60974-7:2005 - Identical
UNE EN 60974-7:2006 - Identical
VDE 0544-7:2006 - Identical
NEN EN IEC 60974-7:2005 - Identical
SS EN 60974-7 Ed. 2 (2005) - Identical
DIN EN 60974-7 (2006-04) - Identical
CEI EN 60974-7 Ed. 2 (2006) - Identical
CSA E60974.7:2002 (R2016) - Similar
PN EN 60974-7:2007 - Identical
BS EN 60974-7:2005 - Identical
OVE/ONORM EN 60974-7:2006 - Identical
NF EN 60974-7:2006 - Identical
