Tensile Yield Strength

SUBSTANCE	VALUE
Structural steel ASTM A36 steel	250 MPa
Steel, API 5L X65 (Fikret Mert Veral)	448 MPa
Steel, high strength alloy ASTM A514	690 MPa
Steel, prestressing strands	1650 MPa
Stainless steel AISI 302 - Cold-rolled	520 MPa
Cast iron 4.5% C, ASTM A-48	130 MPa
Titanium alloy (6% Al, 4% V)	830 MPa
Aluminium alloy 2014-T6[citation needed]	400 MPa
Copper 99.9% Cu	70 MPa
Cupronickel 10% Ni, 1.6% Fe, 1% Mn, balance Cu	130 MPa
Silkworm silk	500 MPa
Aramid (Kevlar or Twaron)	3620 MPa
UHMWPE	23 MPa
Bone (limb)	45 MPa