KD Fasteners, Inc.® is a full supplier for all of your aluminum fastener needs. Aluminum is a good light weight material that is corrosion resistant. It offers the best strength-to-weight ratio compared to other metal materials. We carry many different fasteners in aluminum. Our stock includes 2024-T4 and 6061-T6.
U-B Machine 19-0805 Control Arm, Street Rod, Tubular, Upper, 8.000 in Long, Screw-In Ball Joint, Steel, Black Powder Coat, Mustang II / Pinto 1971-73, Each Your Price: $67.95 Upper A Arm 8 Steel Small Screw In.
It includes the following:
- Hex head bolts/cap screws
- Machine screws
- Tamper proof screws and nuts
- Threaded rod and studs (can be made to order)
- Binding posts and screws
- Acorn cap nuts
- Square nuts
We can also do special runs in aluminum if we do not stock what you need.
Typical Aluminum Chemical Analysis
| Grade | Cu* | Si* | Fe* | Mn* | Mg* | Zn* | Cr* | Ti* | Other* | Al* |
| 2024 | 3.80/4.9 | .50 Max. | .50 Max. | .30/.90 Max. | 1.20/1.80 Max. | 0.25 | 0.1 | 0.15 | .15 Max | Remainder |
| 6061 | .15/.40 | .40/.40 | .70 Max | .15 Max. | .80/1.2 | .25 Max. | .04/.35 | 0.15 | -- | Remainder |
| 7075 | 1.20/2.20 Max | .40 Max | .50 Max. | .30 Max | 2.10/2.90 Max | 5.10/6.10 Max. | .18/.28 | .20 Max | .15 Max | Remainder |
*Chemical analysis will vary on each heat number
Typical Aluminum Mechanical Properties
Slotted Round Head Machine Screws
| Grade | Tensile Strength (PSI) | Yield Point (PSI) | Elongation | Brinell Hardness |
| 2024 | 68,000 | 47,000 | *20 | 120 |
| 6061 | 45,000 | 40,000 | 95 | |
| 7075 | 83,000 | 73,000 | 11 | 150 |
Pan Head Slotted Machine Screw
* Chemical Analysis will vary on each heat number