OVERVIEW SPECIFICATIONS AND TECHNICAL INFORMATION

See Alloy Steel Tolerances

Alloy Steel Round Bar 4130 Normalized Cold Finish offers good strength and weldability without compromising steel abrasion or impact resistance. This material comes in the normalized condition and doesn't require further heat treatment. It is typically used in structural applications, gears, fasteners, and aircraft exteriors.

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Dimension Name

Specification

Alloy 4130
Temper Normalized
Diameter 1.25
Max Length 144
MTR Availability Yes
Full Length true
Material Alloy Steel
Shape Bar-Round
Custom Cut Warehouse 1
Material Specifications

This material meets the following specs: ASTM -A108, AMS -6348, AMS -6370, AMS/MIL -S-6758

Weight/Lineal Foot

4.17 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
Elongation  26
Shear Strength  63
Ultimate Tensile Strength  97
Modulus of Elasticity  27
Yield  63

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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