Online Journal of Mechanical Engineering

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Estimating Ultimate Shear Strength from Ultimate Tensile Strength of Aluminum and its Alloys for Blanking or Piercing

Table 1.

Coefficient, A from equation (2), toestimate ultimate shear stress from ultimate tensile strength for selectedmetals.

Reference	Material	A
[1] (p. 25)	low carbon steel	0.70–0.80
[1] (p. 573)	stainless steel	0.80
[1] (pp. 24–25)	aluminum & alloys	0.50–0.70
	wrought steel & alloy steel	0.75
[2]	wrought iron	0.83
	ductile iron	0.90
	aluminum & alloys	0.65
[3] (p. 390)	metal	0.70
[4] (p. 224)	metal	0.60–0.80