Grade Р12Ф3
Corresponding Standard GOST 19265-1973
Bars and strips of high-speed steel. Specifications
Classification Tool Steel
Р12Ф3 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo W V Co
Minimum Value 0.95 0.2 0.2 - - 3.8 - - - 12 2.5 -
Maximum Value 1.05 0.5 0.5 0.03 0.03 4.3 0.6 0.25 1 13 3 0.5
Р12Ф3 Mechanical Properties
Heat Treatment or Condition
Hardness
HBW
Indentation diameter≥3.7mm Annealed condition HB≤269
/ Quenching≥1250℃
Tempering≥560℃
HRC≥64

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