Grey Cast Iron SAE J431 Grade G3500c (UNS F10011)
SAE J431 Grade G3500c is a type of gray cast iron that is used in a variety of applications, including diesel engine blocks, heavy flywheels, tractor transmission cases, and heavy gear boxes.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Iron | Remainder | |
| Carbon | 3.5% | |
| Manganese | 0.60% | 0.90% |
| Phosphorus | 0.15% | |
| Silicon | 1.3% | 1.8% |
| Sulfur | 0.12% | |
The following table provides a list of SAE J431 Grade G3500c properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 7150 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength (Ultimate) | ≥ 241 MPa |
| Brinell Hardness | 207 - 255 |
| Knoop Hardness Converted from Brinell | 257 |
| Vickers Hardness Converted from Brinell | 243 |
The values in this table are approximate and can vary depending on various factors such as the specific manufacturing process and heat treatment applied to the alloy.
Advantages & Disadvantages of Iron J431 Grade G3500c
| Advantages | Disadvantages |
|---|---|
| Good strength and toughness | Susceptible to corrosion |
| Good machinability | Brittle at low temperatures |
| Good thermal conductivity | Not as strong as other types of cast iron |
| Low cost |
Applications of Iron J431 Grade G3500c
SAE J431 Grade G3500c is a a versatile and economical type of gray cast iron that is used in a variety of applications, including:
- Diesel engine blocks: The high strength and toughness of SAE J431 Grade G3500c make it ideal for use in diesel engine blocks, which are subjected to high stresses and temperatures.
- Truck and tractor cylinder blocks and heads: The good machinability of SAE J431 Grade G3500c makes it easy to machine into complex shapes, such as the cylinder bores and combustion chambers found in truck and tractor cylinder blocks and heads.
- Heavy flywheels: The high strength and toughness of SAE J431 Grade G3500c make it ideal for use in heavy flywheels, which are subjected to high loads and shock.
- Tractor transmission cases: The good machinability and thermal conductivity of SAE J431 Grade G3500c make it ideal for use in tractor transmission cases, which need to be able to withstand high temperatures and be machined to tight tolerances.
- Heavy gear boxes: The high strength and toughness of SAE J431 Grade G3500c make it ideal for use in heavy gear boxes, which are subjected to high loads and shock.