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System of Measurement System of Measurement |
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ID ID | Show |
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ID ID | Hide |
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Wall Thickness Wall Thickness |
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Shape Shape |
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 | Round Tube |
Material Material |
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Hardness Hardness |
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Heat Treatable Heat Treatable |
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Certificate Certificate |
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Specifications Met Specifications Met |
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Tolerance Rating Tolerance Rating |
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Hardness Rating Hardness Rating |
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Appearance Appearance |
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 | Plain |
Maximum Temperature Maximum Temperature |
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Minimum Temperature Minimum Temperature |
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Maximum Hardness After Heat Treatment Maximum HardnessAfter Heat Treatment |
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Yield Strength Yield Strength |
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Elongation Elongation |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Fabrication Fabrication |
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About Carbon Steel, Alloy Steel, Spring Steel, and Cast Iron
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Easy-to-Weld 4130 Alloy Steel Round Tubes
- Yield Strength: See table
- Hardness: See table
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: See table
- Specifications Met: See table
4130 alloy steel has a low carbon content that provides good weldability. It's often used for gears, fasteners, and structural applications. These tubes meet military specifications and SAE dimensional standards.
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.
| OD | OD Tolerance | ID | Yield Strength | Hardness | Maximum Hardness After Heat Treatment | Specifications Met | Straightness Tolerance | 1 ft. Lg. | 3 ft. Lg. | 6 ft. Lg. | |
0.058" Wall Thick. (-0.009" to 0.009" Tolerance) | |||||||||||
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| 1 1/8" | -0.005" to 0.005" | 1.009" | 70,000 psi | Rockwell C20 | Rockwell C49 | MIL-T-6736, SAE AMS-T-6736, SAE AMS6360 | 0.030" per 3 ft. | 000000000 | |||