
Welding consumables. Wire electrodes, wires, rods and deposits for gas shielded arc welding of creep-resisting steels. Classification
出版:British Standards Institution

专家解读视频
© British Standards Institution 2013
DIN EN ISO 21952 (2012-08) - Identical
ONORM EN ISO 21952:2012 - Identical
NF EN ISO 21952:2012 - Identical
SS EN ISO 21952 Ed. 2 (2012) - Identical
NEN EN ISO 21952:2012 - Identical
I.S. EN ISO 21952:2012 - Identical
ISO 21952:2012 - Identical
NS EN ISO 21952:2012 - Identical
SN EN ISO 21952:2012 - Identical
NF EN ISO 21952:2008 - Identical