Austenitic stainless steel A2: Aisi304Cu (EN 1.4567)
Austenitic stainless steel A4: Aisi316Cu (EN 1.4578)
The tensile test and the maximum clamping force test is carried out with steel and aluminium, for steel screws of resistance class 12.9, while stainless steel, with screws of resistance class A2/70.Resistance values may be subject to changes