W1-71/2 steel ,W1-71/2 steel chemical composition

W1-71/2 steel
Steel Category: Rolled carbon tool Steel
Steel standard:AISI
Steel grade:AISI W1-71/2
Dimension: Thickness 5-300mm, Width 1500-3500mm, Length 3000-12000mm
Application: Used as a need with high hardness and wear resistance of various tools, such as shape simple mold and punch, cutting metal tools, drilling tools, woodworking use milling cutter, countersunk drill, axe, chisel, longitudinal hand saw, and benchwork assembly tools, rivet die and secondary tool.
W1-71/2 steel chemical composition:
C ：0.75～0.84

Si：≤0.35

Mn：≤0.40

S ：≤0.020

P ：≤0.030

Cr：Allowed residual content≤0.25、≤0.10(When manufacturing lead bath quenching steel wire)

Ni：Allowed residual content≤0.20、≤0.12(When manufacturing lead bath quenching steel wire)

Cu：Allowed residual content≤0.30、≤0.20(When manufacturing lead bath quenching steel wire)

Notes：Allowed residual contentCr+Ni+Cu≤0.40(When manufacturing lead bath quenching steel wire)

W1-71/2 steel mechanical property

hardness ：annealing,≤187HB,impression diameter≥4.40mm;quenching≥62HRC

BEBON,the most professional W1-71/2 steel exporter,will offer you the best W1-71/2steel.
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