Grade SKS 81
Corresponding Standard JIS G 4404-2015
High Speed Tool Steels
Brand/Supplier
Japan -> NSSC
Classification Tool Steel
SKS 81 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu
Minimum Value 1.1 - - - - 0.2 - -
Maximum Value 1.3 0.35 0.5 0.03 0.03 0.5 0.25 0.25
SKS 81 Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Rolled or Forged Products Annealing ≤212
Rolled or Forged Products Quenching and Tempering HV
772
SKS81 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!