
HEXAGON HEAD BOLTS WITH METRIC FINE PITCH THREAD - PRODUCT GRADES A AND B
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Presents specifications for hexagon head bolts with metric fine pitch thread with nominal thread diameters d from 8 to 64mm of product grade A for nominal thread diameters d from 8 to 24mm and nominal lengths, 1, up to and including 10 d or 150mm, whichever is shorter, and of product grade B for nominal thread diameters d over 24mm or nominal lengths over 10 d or 150mm, whichever is shorter.