Content:
How to use reference values
Approximate values for metric coarse threads VDI 2230
Approximate values for metric fine threads VDI 2230
Stud bolts with reduced shank
Tightening torques for plastic screws / Polyamide 6.6
Approximate values for austenitic stainless steel A1 / A2 / A4*
Fasteners with internal drives and lower head shape*
Flange screws and flange nuts*
Reference values for tightening torque NORD-LOCK® washers wedge-locking system*
High strength structural bolts*

 

*Available as PDF download for registered users.

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Preload and tightening torques

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