Stainless Round Bar 440C offers high strength, moderate corrosion resistant, good hardness and wear resistance. After heat treatment, 440C is capable of attaining the highest strength, hardness and wear resistance of all the stainless alloys. It is typically used in rolling element bearing, valve seats, high-quality knife blades, surgical instruments, chisels, gage blocks, cutlery, ball bearings and races, molds and dies, knives, valve components, measuring instruments.

MTR MTR Available
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Product Information

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Please note:

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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.
Diameter
2.5
Max Length
144
Alloy
440C
Production Method
Hot Rolled Rough Turned
Metal Type
Stainless Steel
Shape
Bar-Round
Yes
RoHS
Yes 6C
REACH
No
Custom Cut Warehouse
1
Weight/Lineal Foot
16.69 pounds
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Mechanical Properties

Yield Tensile Strength KSI
65
Density g/cm^3
8
Ultimate Tensile Strength KSI
100
Rockwell Hardness B Scale
99
Melting Point °F
2500 - 2700
Brinell Hardness 3000 kg load
234
Elongation % in 2 in.
14
Shear Strength KSI
63
Machinability %
40
Electrical Conductivity % IACS
2
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Chemistry Information : 440C Stainless Steel

Element
Percentage
Element
Percentage
Element
Percentage
Fe
80.75
C
1.05  max
Mn
0.4  max
Si
0.4  max
Mo
0.4  max
Cr
17  max

The 2.5" Stainless Round Bar 440C offers high strength with an ultimate tensile strength of 100 ksi and a yield tensile strength of 65 ksi. It also has excellent hardness, with a Rockwell hardness rating of 99 and Brinell hardness of 234, making it suitable for wear-resistant applications.

Yes, custom cut lengths are available from the warehouse, with a maximum length of 144 inches. Multiple length options are in stock, ranging from 12 inches up to 144 inches.

This 440C stainless steel round bar is RoHS compliant (Yes 6C) but is not compliant with REACH regulations.

Due to its high strength, hardness, and moderate corrosion resistance, the 440C stainless steel round bar is ideal for rolling element bearings, valve seats, high-quality knife blades, surgical instruments, molds and dies, and various precision measuring instruments.

Yes, a Material Test Report (MTR) is available for this product, providing detailed certification of its material properties.

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