Farmer’s Copper Ltd. maintains an extensive inventory of cast iron, class 40, in solid and rectangle bar. Cast iron possesses the highest strength, hardness, resistance to wear and heat treat response for an unalloyed gray iron. It is widely used for bearing and bushing applications in the hydraulics industry. Tensile strength runs from 27,000-40,000 psi depending on section size. Contact us or call Farmer's Copper today for more information about our cast iron class 40 inventory and cutting services.

Typical Applications

Why Use Cast Iron?

Farmer’s Copper Ltd. has served the metal industry for over 90 years by satisfying the wants and needs provided by our customers. Contact one of our knowledgeable sales associates today to inquire as to your cast iron needs.

GRAY IRON
PROPERTIES

VERSA-BAR
(40,000 PSI) V-2

Tensile Strength

40,000 psi

Compressive Strength

150,000 psi

Transverse Strength:

Average

Lbs. Load on 1.2" Dia. Bar on 18" Span

4,000 psi

Deflection - Inches

0.25 - 0.34

Brinell Hardness Range

183/285

Microstructure, As Cast

Essentially Pearlitic

Heat Treatment

Can be Oil-Quench
Hardened from 1575 Degrees F to Attain Rockwell C-50 Min. Surface Hardness

Machinability

Very Good

ASTM Standard Designation for Cast Iron (Class 40): ASTM A 48

Element

Typical %

Carbon

2.9 - 3.65

Silicon

1.8 - 2.9

Manganese

0.5 – 0.7

Sulphur

.1 Max

Phosphorous

0.15 Max

Would you like more detailed information?
View our full site