NON-ALLOYED COLD WORK TOOL STEEL

NORM: PN-84/H-85020

Anmeldung:

Steel susceptible to hand operated metal cutting tools, steel files, metal working tools (with a low machinability), metal tools for millstone and grindstone dressing, knife sharpening tools, clamp rings for pipes, paper knives and engraving tools.

Chemische Zusammensetzung:

CSiMnPSCrMoWVCuNi
0,95-1,040,15-0,300,15-0,30Max 0,020Max 0,020Max 0,15---Max 0,20Max 0,20

Mechanische Eigenschaften:

Hardness after Tempering ºC Symbol Value
Soft annealing HB Max. 197
Quenching with 760–780 ºC in water HRC 62

Technologische Verarbeitung:

Technological treatment processes Possible application Temperature, °C
Hot forming Forging + 1000-800
Rolling
Treatment Heat treatment Quenching + 760-780
Tempering + 180-300
Annealing 600-700
Soft annealing Above Ac1 + 730-760
Below Ac1 + 680-710
Thermochemical treatment Nitriding
Other