EZ – Lok

COMPONENT

WT. %

C

Max 0.15

Fe

97.91 - 98.7

Mn

0.85 - 1.15

P

0.04 - 0.09

Pb

0.15 - 0.35

S

0.26 - 0.35

PHYSICAL PROPERTIES

METRIC

ENGLISH

COMMENTS

Density

7.87 g/cc

0.284 lb/in³

Typical for steel

MECHANICAL PROPERTIES

METRIC

ENGLISH

COMMENTS

Hardness, Brinell

163

163

Hardness, Knoop

184

184

Converted from Brinell hardness

Hardness, Rockwell B

84

84

Converted from Brinell hardness

Hardness, Vickers

170

170

Converted from Brinell hardness

Tensile Strength, Ultimate

540 MPa

78300 psi

Tensile Strength, Yield

415 MPa

60200 psi

Elongation at Break

10%

10%

Reduction of Area

35%

35%

Modulus of Elasticity

200 GPa

29000 ksi

Typical for Steel

Bulk Modulus

140  GPa

20300 ksi

Typical for Steel

Poisson's Ratio

0.29

0.29

Typical for Steel

Machinability

160%

160%

Based on 100% machinability for
AISI 1212 steel

Shear Modulus

80 GPa

11600 ksi

Typical for Steel

ELECTRICAL PROPERTIES

METRIC

ENGLISH

COMMENTS

Electrical Resistivity

1.74e-005
ohm-cm

1.74e-005
ohm-cm

Typical for steel

THERMAL PROPERTIES

METRIC

ENGLISH

COMMENTS

CTE, linear 20°C

11.5 µm/m-°C

6.39 µin/in-°F

CTE, linear 250°C

12.2 µm/m-°C

6.78 µin/in-°F

Converted from Brinell hardness

CTE, linear 500°C

13.9 µm/m-°C

7.72 µin/in-°F

Converted from Brinell hardness

CTE, linear 1000°C

14.7 µm/m-°C

8.17 µin/in-°F

Converted from Brinell hardness

Specific Heat Capacity

0.472 J/g-°C

0.113 BTU/lb-°F

Thermal Conductivity

51.9 W/m-K

360 BTU-in
/hr-ft²-°F