3" Alloy Steel Round Bar 4130-Normalized -Part #: 7379
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FREE MTR AVAILABLE
FULL LENGTHS
1
Dimension(s) for this product
- Diameter: 3 "
Material Meets These Standard(s):
ASTM-A108(call for availability),
AMS-6348,
AMS-6370,
AMS/MIL-S-6758
Read More Specifications See Product Guide
Read More Specifications See Product Guide
2
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Custom Cut
3
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$220.60
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$220.60
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1
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3-4
$209.57
5%
5-6
$198.54
10%
7-12
$187.51
15%
13-24
$176.48
20%
25+
$165.45
25%
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[{"min":"2","max":"3","price":"395.74","dqty":"2-3","dprice":"$395.74","dsaving":"5%","isSelected":null},{"min":"4","max":"5","price":"374.91","dqty":"4-5","dprice":"$374.91","dsaving":"10%","isSelected":null},{"min":"6","max":"9","price":"354.08","dqty":"6-9","dprice":"$354.08","dsaving":"15%","isSelected":null},{"min":"10","max":"19","price":"333.26","dqty":"10-19","dprice":"$333.26","dsaving":"19%","isSelected":null},{"min":"20","max":"9999","price":"312.43","dqty":"20+","dprice":"$312.43","dsaving":"24%","isSelected":null}]
2-3
$395.74
5%
4-5
$374.91
10%
6-9
$354.08
15%
10-19
$333.26
19%
20+
$312.43
24%
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[{"min":"2","max":"3","price":"551.20","dqty":"2-3","dprice":"$551.20","dsaving":"4%","isSelected":null},{"min":"4","max":"5","price":"522.19","dqty":"4-5","dprice":"$522.19","dsaving":"9%","isSelected":null},{"min":"6","max":"9","price":"493.18","dqty":"6-9","dprice":"$493.18","dsaving":"14%","isSelected":null},{"min":"10","max":"19","price":"464.17","dqty":"10-19","dprice":"$464.17","dsaving":"19%","isSelected":null},{"min":"20","max":"9999","price":"435.16","dqty":"20+","dprice":"$435.16","dsaving":"24%","isSelected":null}]
2-3
$551.20
4%
4-5
$522.19
9%
6-9
$493.18
14%
10-19
$464.17
19%
20+
$435.16
24%
Product Details, Specifications, and Technical Information
| Dimension Name | Specification |
| Diameter | 3 |
| Max Length | 144 |
| MTR Availability | Yes |
| Full Length | true |
| Material | Alloy Steel |
| Shape | Bar-Round |
| Custom Cut Warehouse | 1 |
| Alloy | 4130 |
| Temper | Normalized |
Material Specifications
This material meets the following specs: ASTM -A108(call for availability), AMS -6348, AMS -6370, AMS/MIL -S-6758
| Weight/Lineal Foot | ||
| 24.0 pounds |
Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
| Mechanical Properties | |
| Property | Value |
| Ultimate Tensile Strength KSI | 97 |
| Density g/cm^3 | 8 |
| Electrical Conductivity % IACS | 7 |
| Elongation % in 2 in. | 26 |
| Brinell Hardness 500 kg load | 197 |
| Rockwell Hardness B Scale | 92 |
| Shear Strength KSI | 62 |
| Yield Tensile Strength KSI | 63 |
| Melting Point °F | 2590 - 2660 |
| Chemistry Information: 4130 Alloy Steel | |
| Element | Percentage |
| C | 0.28 - 0.33 |
| Cr | 0.8 - 1.1 |
| Fe | 97.3 - 98.22 |
| Mn | 0.4 - 0.6 |
| Mo | 0.15 - 0.25 |
| P | 0.035 max |
| Si | 0.15 - 0.35 |
| S | 0.04 max |
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