
Fasteners; clearance holes for bolts and screws (ISO 273:1979); german version EN 20273:1991
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
UNE EN 20273:1992 - Identical
SS EN 20273 Ed. 1 (1992) - Identical
ISO 273:1979 - Identical
UNI EN 20273:1992 - Identical
NF EN 20273:1992 - Identical
I.S. EN 20273:1992 - Identical
NBN EN 20273:1992 - Identical
BS EN 20273:1992 - Identical
ONORM EN 20273:1992 - Identical
SNV DIN EN 20273:1992 - Identical
SNV NF EN 20273:1992 - Identical