Alloy Steel AISI 4330 (UNS K23080): Alloy E4330 MOD VAR is a double melted, extremely clean steel that demonstrates greater usable strength, superior transverse properties, higher fatigue strength, improved notch toughness and improved resistance to cracking.
Alloy Steel AISI 4330: forms, specifications and uses
Typical uses of Alloy Steel AISI 4330 include aircraft landing gear, shafts, axels for power transmission and gears.
For Alloy Steel AISI 4330, request a quote online or contact your nearest Titanium Industries location. Alloy data on this page is for reference only, not for design.
Alloy E4330 MOD VAR is a double melted, extremely clean steel that demonstrates greater usable strength, superior transverse properties, higher fatigue strength, improved notch toughness and improved resistance to cracking. This alloy has good ductility and impact strength and the non-metallic properties make it ideal for applications needing magnetic particle inspection. These properties make Alloy 4330 an excellent material for demanding aerospace applications similar to 4340 and 300M like landing gear, shafts, gears, and similar parts.
Alloy Steel Round Bar offered at all Titanium Industries locations can be found here.
Alloy Steel AISI 4330 Applications:
- Aircraft landing gear
- Shafts
- Axels for power transmission
- Gears
Discounted Alloy Steel
DISCLAIMER: Alloy data sheets are for reference only, not for design purposes.
| Chemical Composition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Fe 95.3 - 98.1% | Ni 1.0 - 1.50% | Mn ≤ 1.00% | Si ≤ 0.80% | Cr 0.40 - 0.60% | |||||
| Mo 0.30 - 0.50% | C 0.20 - 0.30% | ||||||||
| PHYSICAL PROPERTIES | ||||||
|---|---|---|---|---|---|---|
| Density (g/cm3) | Electrical conductivity (% IACS) | Thermal conductivity (W/m °C) | Specific heat capacity (cal/g/°C) | Thermal expansion (1/°F) | Melting Point (°F) | |
| 7.84 | - | - | 0.16 | - | - | |
| Mechanical Properties | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Property | Minimum | Maximum | |||||||
| Yield Strength Range (Mpa) | - | 690 | |||||||
| Tensile Strength Range (Mpa) | - | 860 | |||||||
| Elongation (In 50 mm) | 15% | - | |||||||
| Brinell Hardness (H) | 285 | - | |||||||
| Modulus of Elasticity (ksi) (E): - | |||||||||
| Machineability General Index: - | |||||||||
Alloy Steel AISI 4330: questions and answers
What is Alloy Steel AISI 4330?
What is Alloy Steel AISI 4330?
Alloy E4330 MOD VAR is a double melted, extremely clean steel that demonstrates greater usable strength, superior transverse properties, higher fatigue strength, improved notch toughness and improved resistance to cracking.
What is Alloy Steel AISI 4330 used for?
What is Alloy Steel AISI 4330 used for?
Aircraft landing gear, shafts, axels for power transmission and gears.
How do I order Alloy Steel AISI 4330?
How do I order Alloy Steel AISI 4330?
Request a quote online or contact your nearest Titanium Industries location.