Upsetting test at wires to the testing on surface defects
Treatment : 1.6582 , spheroidised
, wire 18,50 mm round
Magnification : 6,5 : 1
Etching medium :
Sampling / Specification : upsetting specimen 1 : 4
Testing result :
weak bursts
Treatment : 1.6582 , spheroidised , wire
18,50 mm round
Magnification : 200 : 1
Etching medium :
Sampling / Specification : transverse
Testing result :
small pincher 0,06 mm deep