
出版:Association Francaise de Normalisation

專家解讀視頻
Describes the size requirements for filler materials for manual welding and includes covered electrodes, drawn or extruded filler materials supplied in straight lengths and filler materials, other than drawn or extruded, supplied in straight lengths.
INDICE DE CLASSEMENT: A81701
DIN EN 20544 (1991-12) - Identical
BS EN 20544:1991 - Identical
I.S. EN 20544:1992 - Identical
NBN EN 20544:1992 - Identical
UNI EN 20544:1993 - Identical
UNE EN 20544:1992 - Identical
SS EN 20544:1992 - Identical