I.S. EN 22401:1994现行
Covered Electrodes - Determination Of The Efficiency, Metal Recovery And Deposition Coefficient
出版：National Standards Authority of Ireland
专家解读视频
Specifies a method for the determination of the efficiency, weld metal recovery and deposition coefficient of carbon steel and low alloy high tensile steel covered electrodes in the sizes 3.15 to 6.3 mm.
SN EN 22401:1995 - Identical
ONORM EN 22401:1995 - Identical
DIN EN 22401 (1994-04) - Identical
BS EN 22401:1994 - Identical
NBN EN 22401:1995 - Identical
UNI EN 22401:1996 - Identical
NF EN 22401:1994 - Identical
UNE EN 22401:1995 - Identical
ISO 2401:1972 - Identical
SS EN 22401 Ed. 1 (1994) - Identical
