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Product Specifications:
| Item | Disc |
| Brinell Hardness | Brinell 47 |
| Dia. Tolerance | -0.012" to +0.012" |
| Fabrication | Cold Finished |
| Finish | Mill |
| Grade | Grade 2024 |
| Heat Treatable | Yes |
| Heat Treatment | Tempered |
| Includes Material Certificate | Yes |
| Length | 1" |
| Length Tolerance | 0" to +0.125" |
| Material | Aluminum |
| Material Grade | Grade 2024 |
| Mechanical Finish | Mill |
| Outside Dia. | 3 1/2" |
| Overall Length | 1" |
| Rockwell Hardness | Rockwell 75 |
| Shape | Disc |
| Standards | Astm B211 |
| Temper | T351 |
| Tensile Strength | 67000 psi |
| Typical Tensile Strength (psi) | 67000 psi |
| Typical Yield Strength (psi) | 47000 psi |
| Yield Strength | 47000 psi |
Shipping Info:
| Ship weight (kg) | 0.44 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Variants
| Product | Model | Grade | Brinell Hardness | Temper | Heat Treatment | Outside Dia. | Dia. Tolerance | Tensile Strength | Yield Strength | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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12642_1_0 | Grade 2024 | Brinell 47 | T351 | Tempered | 2 1/2" | -0.006" to +0.006" | 67000 psi | 47000 psi | €26.60 | |
![]() |
12642_3_0 | Grade 2024 | Brinell 47 | T351 | Tempered | 2 1/2" | -0.006" to +0.006" | 67000 psi | 47000 psi | €32.80 | |
![]() |
24r2-1 | Grade 2024 | Brinell 47 | T351 | Tempered | 2" | -0.004" to +0.004" | 67000 psi | 47000 psi | €20.45 | |
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9899_3_0 | Grade 2024 | 47 | T351 | - | - | -0.004" to +0.004" | 67000 psi | 47000 psi | €23.18 | |
![]() |
12644_3_0 | Grade 2024 | Brinell 47 | T351 | Tempered | 3 1/2" | -0.012" to +0.012" | 67000 psi | 47000 psi | €121.02 | |
![]() |
24r3.25-1 | Grade 2024 | Brinell 47 | T351 | Tempered | 3 1/4" | -0.008" to +0.008" | 67000 psi | 47000 psi | €49.81 | |
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12643_1_0 | Grade 2024 | Brinell 47 | T351 | Tempered | 3" | -0.006" to +0.006" | 67000 psi | 47000 psi | €44.66 |
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GRAINGER 12644_1_0 Aluminum Disc 2024, 3 1/2 Inch Outside Dia, 1 Inch Overall Length
€39.97 /unit


