ONORM EN 26157-1:1992现行
Fasteners - Surface Discontinuities - Bolts, Screws And Studs For General Requirements
出版：Osterreichisches Normungsinstitut
专家解读视频
Gives limits for various types of surface discontinuities on bolts, screws and studs. Applies to bolts, screws and studs with thread diameters 5 mm and larger, product grades A and B and property classes up to and including 10.9, unless otherwise specified.
DIN EN 26157-1 (1991-12) - Identical
BS EN 26157-1:1992 - Identical
NBN EN 26157-1:1992 - Identical
I.S. EN 26157-1:1992 - Identical
ISO 6157-1:1988 - Identical
NF EN 26157-1:1992 - Identical
UNI EN 26157-1:1993 - Identical
SS EN 26157-1 Ed. 1 (1992) - Identical
UNE EN 26157-1:1992 - Identical
