8740 Alloy Round Bar Stock

8740 Alloy is used in a variety of applications where strength, hardness, and wear resistance are required in high quantities.

8740 Alloy

8740 ALLOY is a steel with many applications, most of which rely on high strength characteristics.

It’s extensively used as forged fasteners for machines, for example. You’ll want to use it for your high-stress projects that require durability and strength.

This alloy is used in a variety of applications where strength, hardness, and wear resistance are required in high quantities. It is commonly utilized in the manufacture of high-strength forged fasteners. In addition to having good hardenability and strength and toughness capabilities, Alloy 8740 has a nickel-chromium-molybdenum low-alloy steel composition.

O'Hare 8740 Alloy

O’Hare Precision Metals can provide a wide range of services for either company-supplied or customer-supplied components and materials. Just like how we can offer yo the best 8740 Alloy bar stocks and 8740 Alloy round bar stocks in O’Hare!

Machinability & Welding

Following the application of appropriate heat treatment, this grade of alloy is easily machined. At the same time, this steel can be welded using conventional fusion processes, but only after it has been hardened. Heat should be applied before and after the process.

Applications

Engine bolts, aircraft fasteners and piston rods are just some of the many applications of 8740 Alloy.

Properties

Density: 

Tensile strength:

Yield strength: 

Elastic modulus: 

Bulk modulus: 

Shear modulus:

Poisson’s ratio: 

0.284 lb/in³

101000 psi

60200 psi

27557-30458 ksi

20300 ksi

11600 ksi

0.27-0.30

Chemical Properties

Iron:

Manganese: 

Nickel: 

Molybdenum: 

Silicon :

Sulfur: 

Phosphorous : 

Chromium: 

Carbon: 

96.595-97.72

0.750-1.00

0.400-0.700

0.200-0.300

0.150-0.300

0.0400

0.0350

0.400-0.600

0.380-0.430

Do you have questions about 8740 Alloy. Just contact our highly skilled personnel in O’Hare Precision Metals. They are dedicated to providing smooth-flow service.  

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