NA 027
DIN Standards Committee Optics and Precision Mechanics
Technical rule
[CURRENT]
VDI/VDE 2251 Blatt 1.1
VDI/VDE 2251 Blatt 1.1
Bolted joints - Tensioned joints - Precision engineering components
Title (German)
Schraubverbindungen - Spannverbindungen - Feinwerkelemente