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Grade A686 Type W5
USA UNS T72305
Corresponding Standard ASTM A686-1992(R2004)
Standard Specification for Tool Steel, Carbon
Classification Carbon Steel
A686 Type W5 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo W V
Minimum Value 1.05 0.1 0.1 - - 0.4 - - - - -
Maximum Value 1.15 0.4 0.4 0.03 0.03 0.6 0.2 0.2 0.1 0.15 0.1
A686 Type W5 Mechanical Properties
condition Heat Treatment or Condition
Hardness
HBW
Bars, forgings, thick plates, thin plates, wires Cold Drawing ≤241
Bars, forgings, thick plates, thin plates, wires Annealing ≤202
Bars, forgings, thick plates, thin plates, wires Heat Treatment HRC
≥65
Drill rod; d < 3.2 37
Drill rod; 3.2<d≤6.4 28
Drill rod; 6.4<d≤12.7 23
Drill rod; d>12.7 96

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