Available Now: Largest selection of Red Metal Sheet/Plate online. PVC coated & shipped securely to you!


Attention to Detail for Accurate Custom Cuts


With the tightest custom cut tolerances of any small quantity US metal supplier, your materials get a 3-point inspection to ensure quality and accuracy before it ships.


Product Details, Specifications, and Technical Information

See Alloy Steel Tolerances

Alloy Steel Plate 4140 Annealed, 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.

shape Image
Dimension Name Specification
Thickness 0.375
Max Width 36
Max Length 145
Alloy 4140
Temper Annealed
Eniteo Vendor ID 3166
MTR Availability Yes
Material Alloy Steel
Shape Sheet/Plate
Custom Cut Warehouse 1
Weight/Lineal Foot
15.23 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.
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
Can't find what you're looking for?