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Diameter Diameter |
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Shape Shape |
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 | Rod and Disc |
 | Sheet and Bar |
Yield Strength Yield Strength |
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Hardness Hardness |
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Maximum Hardness After Heat Treatment Maximum HardnessAfter Heat Treatment |
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Certificate Certificate |
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 | Material Certificate with Traceable Lot Number |
About Carbon Steel, Alloy Steel, Spring Steel, and Cast Iron
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High-Strength 1045 Carbon Steel Rods and Discs
Stronger than low-carbon steel with equally good machinability, 1045 carbon steel is widely used for bolts, studs, and shafts.
Ground rods are decarb-free for a uniform surface that will consistently accept heat treating.
Rods and Discs
- Yield Strength:
Inch sizes: 77,000 psi
Metric sizes: 65,000 psi - Hardness:
Inch sizes: Rockwell B90 (Medium)
Metric sizes: Rockwell B80 (Medium) - Heat Treatable: Yes
- Max. Hardness After Heat Treatment: Not Rated
- Specifications Met:
Inch sizes: ASTM A108
Metric sizes: ASTM A108, ASTM A29, ASTM A576
| Dia. | Dia. Tolerance | Straightness Tolerance | 1 ft. Lg. | 3 ft. Lg. | 6 ft. Lg. | |
| 1/4" | -0.006" to 0" | 1/8" | 0000000 | |||
| 3/8" | -0.006" to 0" | 1/8" | 0000000 | |||
| 1/2" | -0.006" to 0" | 1/8" | 0000000 | |||
| 5/8" | -0.006" to 0" | 1/8" | 00000000 | |||
| 3/4" | -0.006" to 0" | 1/8" | 00000000 | |||
| 7/8" | -0.006" to 0" | 1/8" | 0000000 | |||
| 1" | -0.006" to 0" | 1/8" | 000000 | |||
| 1 1/8" | -0.006" to 0" | 1/8" | 000000 | |||
| 1 1/4" | -0.006" to 0" | 1/8" | 000000 | |||
| 1 3/8" | -0.006" to 0" | 1/8" | 000000 | |||
| 1 1/2" | -0.006" to 0" | 1/8" | 000000 | |||
| 1 5/8" | -0.006" to 0" | 1/8" | 000000 | |||
| 1 3/4" | -0.006" to 0" | 1/8" | 0000000 | |||
| 1 7/8" | -0.006" to 0" | 1/8" | 0000000 | |||
| 2" | -0.006" to 0" | 1/8" | 0000000 | |||
| 2 1/8" | -0.006" to 0" | 1/8" | 0000000 | |||
| 2 1/4" | -0.006" to 0" | 1/8" | 0000000 | |||
| 2 3/8" | -0.006" to 0" | 1/8" | 0000000 | |||
| 2 1/2" | -0.006" to 0" | 1/8" | 0000000 | |||
| 2 5/8" | -0.006" to 0" | 1/8" | 0000000 | |||
| 2 3/4" | -0.006" to 0" | 1/8" | 0000000 | |||
| 2 7/8" | -0.006" to 0" | 1/8" | 0000000 | |||
| 3" | -0.006" to 0" | 1/8" | 0000000 | |||
| 3 1/8" | -0.006" to 0" | 1/8" | 0000000 | |||
| 3 1/4" | -0.006" to 0" | 1/8" | 0000000 | |||
| 3 1/2" | -0.006" to 0" | 1/8" | 0000000 | |||
| 3 5/8" | -0.006" to 0" | 1/8" | 0000000 | |||
| 3 3/4" | -0.006" to 0" | 1/8" | 0000000 | |||
| 4" | -0.006" to 0" | 1/8" | 0000000 |
| Dia. | Dia. Tolerance | Each | |
1/2" Lg. | |||
|---|---|---|---|
| 4" | -0.006" to 0" | 0000000 | 00000 |
| 5" | -0.006" to 0" | 0000000 | 00000 |
| 6" | -0.006" to 0" | 0000000 | 00000 |
1" Lg. | |||
| 2" | -0.006" to 0" | 00000000 | 0000 |
| 3" | -0.006" to 0" | 00000000 | 00000 |
| 4" | -0.006" to 0" | 00000000 | 00000 |
| 5" | -0.006" to 0" | 00000000 | 00000 |
| 6" | -0.006" to 0" | 00000000 | 00000 |
3" Lg. | |||
| 2" | -0.006" to 0" | 00000000 | 00000 |
| 3" | -0.006" to 0" | 00000000 | 00000 |
| 4" | -0.006" to 0" | 00000000 | 00000 |
| 5" | -0.006" to 0" | 00000000 | 00000 |
| 6" | -0.006" to 0" | 00000000 | 00000 |
6" Lg. | |||
| 2" | -0.006" to 0" | 00000000 | 00000 |
| 3" | -0.006" to 0" | 00000000 | 00000 |
| 4" | -0.006" to 0" | 00000000 | 00000 |
| 5" | -0.006" to 0" | 00000000 | 000000 |
| 6" | -0.006" to 0" | 00000000 | 000000 |
9" Lg. | |||
| 2" | -0.006" to 0" | 00000000 | 00000 |
| 3" | -0.006" to 0" | 00000000 | 00000 |
| 4" | -0.006" to 0" | 00000000 | 00000 |
| 5" | -0.006" to 0" | 00000000 | 000000 |
| 6" | -0.006" to 0" | 00000000 | 000000 |
| Dia., mm | Dia. Tolerance, mm | Straightness Tolerance | 1 ft. Lg. | 3 ft. Lg. | 6 ft. Lg. | |
| 6 | -0.013 to 0 | 1/8" per 10 ft. | 0000000 | |||
| 8 | -0.013 to 0 | 1/8" per 10 ft. | 0000000 | |||
| 10 | -0.013 to 0 | 1/8" per 10 ft. | 0000000 | |||
| 12 | -0.013 to 0 | 1/8" per 10 ft. | 0000000 | |||
| 15 | -0.013 to 0 | 1/8" per 10 ft. | 0000000 | |||
| 20 | -0.013 to 0 | 1/16" per 10 ft. | 0000000 | |||
| 25 | -0.013 to 0 | 1/16" per 10 ft. | 0000000 | |||
| 30 | -0.013 to 0 | 1/4" per 5 ft. | 0000000 |
Ground Rods
- Yield Strength: 65,000 psi
- Hardness: Rockwell B85 (Medium)
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: Rockwell C62
- Specifications Met: ASTM A108
| Dia. | Dia. Tolerance | Straightness Tolerance | 1 ft. Lg. | 3 ft. Lg. | 6 ft. Lg. | |
| 1/8" | -0.001" to 0" | 1/8" per 5 ft. | 0000000 | |||
| 3/16" | -0.001" to 0" | 1/8" per 5 ft. | 0000000 | |||
| 1/4" | -0.001" to 0" | 1/8" per 5 ft. | 0000000 | |||
| 5/16" | -0.001" to 0" | 1/8" per 5 ft. | 0000000 | |||
| 3/8" | -0.001" to 0" | 1/8" per 5 ft. | 0000000 | |||
| 1/2" | -0.001" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 5/8" | -0.001" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 3/4" | -0.001" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 7/8" | -0.001" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 1" | -0.002" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 1 1/4" | -0.002" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 1 1/2" | -0.002" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 1 3/4" | -0.002" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 2" | -0.002" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 2 3/16" | -0.002" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 2 1/2" | -0.002" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 2 3/4" | -0.002" to 0" | 1/16" per 5 ft. | 0000000 | |||
| 3" | -0.002" to 0" | 1/16" per 5 ft. | 0000000 |
High-Strength 1045 Carbon Steel Bars
- Yield Strength: 77,000 psi
- Hardness: Rockwell B90 (Medium)
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: Rockwell C60
- Specifications Met: ASTM A108, ASTM A29
Stronger than low-carbon steel with equally good machinability, 1045 carbon steel is widely used for bolts, studs, and shafts.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.