Grade 46Si7
Old Grade
Corresponding Standard NF A 35-590-1992
Tool steel
Classification Tool Steel
46Si7 Chemical Element Composition Content (%)
Component C Si Mn
Minimum Value 0.43 1.6 0.5
Maximum Value 0.49 2 0.8
46Si7 Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Tool steel Softening Annealing ≤241
Tool steel Quenching at 880°C, water cooling, tempering at 180°C, hold for 1h HRC: ≥51
46Si7 Corresponding Standards(Same grade name, different standards)

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