Cast Iron
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.
Cast Iron Class 40
Farmer’s Copper Ltd. continually inventories 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.
Cast Iron Applications
- Hydraulic cylinders
- Manifolds
- Bushings
- Bearings
Fabrication Properties
| 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 |
Our Commitment to Service
As a leading copper, brass, & bronze alloys supplier, Farmers Copper Ltd. attributes our success to serving our customers, through our service-minded employees and material readily available for prompt, accurate deliveries of copper, brass, bronze, stainless steel and other metal alloys.