MTS 316 Load Frame - Manual (Page 20)

Series 316 Load Frame Product Information 20
Tri-axial Configuration
Operation
Note Torque the bolts per the specifications on the drawing for full tension
capability of the system. Compression testing conditions do not require
this torque setting. The bolts should however be tightened to a level to
prevent mechanical backlash when conducting through-zero tests
(tension/compression/tension).
4. Install positive stops, quantity 2.