Ductile Iron SAE J434c Grade D7003 (UNS F34800)
SAE J434c Grade D7003 is a type of ductile iron that is used for highly stressed parts that require good wear resistance and good response to selective hardening.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Iron | 90.738% | 94.175% |
| Carbon | 3.6% | 3.8% |
| Cerium | 0.005% | 0.20% |
| Chromium | 0.03% | 0.07% |
| Copper | 0.15% | 1.0% |
| Magnesium | 0.03% | 0.06% |
| Manganese | 0.15% | 1.0% |
| Molybdenum | 0.01% | 0.10% |
| Nickel | 0.05% | 0.20% |
| Phosphorus | 0.03% | |
| Silicon | 1.8% | 2.8% |
| Sulfur | 0.002% | |
The following table provides a list of SAE J434c Grade D7003 properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 7100 - 7200 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength (Ultimate) | ≥ 689 MPa |
| Tensile Strength (Yield) | ≥ 483 MPa |
| Brinell Hardness | 241 - 302 |
| Knoop Hardness Converted from Brinell | 304 |
| Vickers Hardness Converted from Brinell | 288 |
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 J434c Grade D7003
| Advantages | Disadvantages |
|---|---|
| High tensile strength | More expensive than traditional cast iron |
| Good wear resistance | More difficult to machine than traditional cast iron |
| Finer grain structure | Can be brittle in some applications |
| Strong and durable | Can be prone to cracking |
| Wide range of applications |
Applications of Iron J434c Grade D7003
Iron SAE J434c Grade D7003 is a versatile material that can be used in a wide variety of applications. Some of the applications of Iron SAE J434c Grade D7003 include:
- Gears: Iron SAE J434c Grade D7003 is a popular choice for gears because it is strong, durable, and wear-resistant. It is also machinable, which makes it easy to produce gears with complex shapes and dimensions.
- Crankshafts: Iron SAE J434c Grade D7003 is a good choice for crankshafts because it is strong, durable, and can withstand high loads. It is also machinable, which makes it easy to produce crankshafts with complex shapes and dimensions.
- Camshafts: Iron SAE J434c Grade D7003 is a good choice for camshafts because it is strong, durable, and can withstand high loads. It is also machinable, which makes it easy to produce camshafts with complex shapes and dimensions.
- Rocker arms: Iron SAE J434c Grade D7003 is a good choice for rocker arms because it is strong, durable, and can withstand high loads. It is also machinable, which makes it easy to produce rocker arms with complex shapes and dimensions.
- Connecting rods: Iron SAE J434c Grade D7003 is a good choice for connecting rods because it is strong, durable, and can withstand high loads. It is also machinable, which makes it easy to produce connecting rods with complex shapes and dimensions.
- Pistons: Iron SAE J434c Grade D7003 is a good choice for pistons because it is strong, durable, and can withstand high loads. It is also machinable, which makes it easy to produce pistons with complex shapes and dimensions.
- Brake rotors: Iron SAE J434c Grade D7003 is a good choice for brake rotors because it is strong, durable, and can withstand high temperatures. It is also machinable, which makes it easy to produce brake rotors with complex shapes and dimensions.
- Clutch disks: Iron SAE J434c Grade D7003 is a good choice for clutch disks because it is strong, durable, and can withstand high temperatures. It is also machinable, which makes it easy to produce clutch disks with complex shapes and dimensions.
- Flywheels: Iron SAE J434c Grade D7003 is a good choice for flywheels because it is strong, durable, and can withstand high loads. It is also machinable, which makes it easy to produce flywheels with complex shapes and dimensions.
- Bearings: Iron SAE J434c Grade D7003 is a good choice for bearings because it is strong, durable, and can withstand high loads. It is also machinable, which makes it easy to produce bearings with complex shapes and dimensions.