• What is needed to make a proper assembly?
• Why use bolted joints?
• What is pre-load and tensile force?
• What is friction?
• How does the pre-load influence the bolt?
• What is torque?
• When we have oil on threads?
• When we have a corroded bolt?
• When we add a washer?
• Loctite, locknut, paint in threads, damaged threads, weld slag, bolt finishing