RM
The maximum working temperature is 150°C (302°F).
It is made of Spring Steel.
73.545N / 7.5 Kg (16.515lb)
Yes you can.
No there isn’t.
Yes, the closer to the corners of the plates the better, if the parts are located in the middle, the retention load is less.
No, it isn’t recommended, the concept of the part is only to retain the plates, not to pull them.
Yes, the part as a whole has 45 ± 2 HRC, but on the friction area, it is induction hardened up to 58 ±2 HRC to avoid wear.