
Hexagon Head Bolts With Hexagon Nut For Steel Structures
出版:Swiss Standards

專家解讀視頻
Contains dimensional and technical requirements of hexagon bolts and nuts for steel structures and specifies their designation.
DIN 7990 (2008-04) - Identical
DIN 7990 (2007-07) - Identical
DIN 7990 : 2017-08 - Identical