0.625" Alloy Steel Round Bar 4140-Annealed Cold Finish -Part #: 15486

alloy-steel-round-bar-metal-pack-4130-cold-finish-main

FREE MTR AVAILABLE

FULL
LENGTHS

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1 Dimension(s) for this product

Diameter: 0.625"

We carry 44 additional available dimensions for Alloy Steel Round Bar 4140

Material Meets These Standard(s): ASTM-A108
Read More Specifications See Product Guide

2 Select length below or Custom Cut

12" (1 ft.) - $8.90
wt. 1.05 lb.

24" (2 ft.) - $17.16
wt. 2.1 lb.

36" (3 ft.) - $24.34
wt. 3.15 lb.

48" (4 ft.) - $29.23
wt. 4.2 lb.

72" (6 ft.) - $40.95
wt. 6.3 lb.

96" (8 ft.) - $52.06
wt. 8.4 lb.

144" (12 ft.) - $74.23
wt. 12.6 lb.

Custom Cut - Select For Price

3 Update Your Quantity and Add to Your Cart

QTY

$8.90 ea.

$8.90 for 1

Product Details, Specifications, and Technical Information

See Alloy Steel Tolerances

Alloy Steel Round Bar 4140 Annealed Cold Finish, also referred to as Chromoly Steel, is known for strength, resistance to fracturing, abrasion, and impact in high stress applications. 4140 is popular for a wide range of applications and is ductile and easily machined in the annealed state. It is commonly used for gears, shafts, spindles, fixtures, bolts, valves, sprockets, pistons, and collars in various high-stress and heavy-duty applications.

Dimension Name	Specification
Diameter	0.625
Max Length	144
MTR Availability	Yes
Full Length	true
Material	Alloy Steel
Shape	Bar-Round
Custom Cut Warehouse	1
Alloy	4140
Temper	Annealed
Production Method	Cold Finish

Material Specifications

This material meets the following specs: ASTM -A108

Weight/Lineal Foot
1.05 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
Brinell Hardness 500 kg load	197
Density g/cm^3	7
Rockwell Hardness B Scale	92
Elongation Typical %	25
Melting Point °F	2580 - 2650
Modulus of Elasticity KSI x 10^3	29
Reduction of Area %	56
Specific Heat BTU/lb-°F (32-212F)	1
Thermal Conductivity BTU-in/hr-ft^2-°F	296
Yield Strength KSI	60
Tensile Strength KSI	95
Shear Strength KSI	69

Chemistry Information: 4140 Alloy Steel
Element	Percentage
C	0.38 - 0.43
Cr	0.8 - 1.1
Fe	96.785 - 97.84
Mn	0.7 - 1
Mo	0.15 - 0.25
P	0.035 max
S	0.04 max
Si	0.15 - 0.3

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