Aluminum 2024 in bar & plate
SPECIFICATIONS: GRADE ALUMINUM 2024, UNS A92024
Castle Metals stocks a wide range of 2024 Aluminum bar and plate distributed globally from our distribution centers in the U.S., Canada, Mexico, U.K, Singapore, and Shanghai. Customers calling for 2024 a lot of times are upset about drop-in orders disrupting their production schedules. Sometimes, we find that stocking programs or finished parts inventory help our customers react faster so that their build rates are unaffected.
Aluminum 2024 is a grade of aluminum with good machinability and machined surface finish capacity. It is a high strength material of adequate workability. It has largely superseded grade 2017 for structural applications. It displays excellent strength, as much as 50% more than mild steel. It is commonly used in aircraft applications. It also shows fair corrosion resistance.
Bar Properties
Grade 2024 Bar Sizes & Specifications
| grade | condition | shape | temper | size range | specification | 
| 2024 | Cold Finished | Rounds | T351 | 1/2" - 8" | AMS 4120 / ASTM B-211 | 
| T4 | 3/16" - 7/16" | ||||
| Hexagons | T351 | 1/2" - 2" | |||
| T4 | 3/16" - 7/16" | ||||
| Squares | T351 | 1/2" - 4" | |||
| T4 | 1/4" - 3/8" | ||||
| Flats | T351 | 1/2"x 3/4" - 4"x 6" | |||
| T4 | 1/8"x 1" - 3/8"x  6" | 
Grade 2024 Bar Typical Mechanical Properties (Not For Design)
| GRADE | TENSILE- KSI | YIELD- KSI | ELONGATIO- % | BRINELL HARDNESS | 
| 2024 | 68 | 47 | 19 | 120 | 
For more information, see Aluminum Cold Finished and Extruded Rod and Bar Quick Guide
Chemistry(range or Maximum in %)
Chemistry (range or maximum in %)
| GRADE | SI | FE | CU | MN | MG | CR | ZN | TI | 
| 2024 | 0.50 | 0.50 | 3.8/4.9 | 0.30/0.90 | 1.2/1.8 | 0.10 | 0.25 | 0.15 |