I.S. EN 28676:1992現行
Hexagon Head Screws With Metric Fine Pitch Thread - Product Grades a and b
出版：National Standards Authority of Ireland
專家解讀視頻
Gives specifications for hexagon head screws with metric fine pitch thread with nominal thread diameters from 8 to 64 mm, of product grade A for nominal thread diameters from 8 to 24 mm and nominal lengths, 1, up to and including 10 d or 150 mm, whichever is shorter, and of product grade B for nominal thread diameters over 24 mm or nominal lengths, 1, over 10 d or 150 mm, whichever is shorter.
BS EN 28676:1992 - Identical
DIN EN 28676 (1992-02) - Identical
ONORM EN 28676:1992 - Identical
NF EN 28676:1992 - Identical
UNI EN 28676:1992 - Identical
ISO 8676:1999 - Identical
SS EN 28676 Ed. 1 (1992) - Identical
UNE EN 28676:1992 - Identical
