BS EN 20544:1991被替代
Specification for sizes for filler metals for manual welding
出版：British Standards Institution
专家解读视频
Specifies diameters, lengths and tolerances for covered electrodes, and filler metals other than drawn or extruded, supplied in straight lengths. Flux cored or solid bare wires are not covered.
© British Standards Institution 2013
UNE EN 20544:1992 - Identical
UNI EN 20544:1993 - Identical
DIN EN 20544 (1991-12) - Identical
NF EN 20544:1992 - Identical
I.S. EN 20544:1992 - Identical
NBN EN 20544:1992 - Identical
ISO 544:2003 - Identical
ISO 544:1989 - Identical
SS EN 20544:1992 - Identical
