Grade Cr8
China ISC T21209
Corresponding Standard GB /T 1299-2014
Tool and Mould Steels
Classification Tool Steel
Cr8 Chemical Element Composition Content (%)
Component C Si Mn P S Cr
Minimum Value 1.6 0.2 0.2 - - 7.5
Maximum Value 1.9 0.6 0.6 0.03 0.02 8.5
Cr8 Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Delivery condition Annealing ≤255
sample Quenching HRC
≥63

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