440f Stainless Steel

Our 440f stainless steel alloy round bar stock is the perfect alloy steel metal that’s best for forging things that carbon steel cannot provide.​

440f Stainless Steel Bar Stock

440f stainless steel alloy round bar stock is a metal that is characterized as a kind of steel that has a diverse class of materials that serve as an integral part of modern society due to its many uses. 

440F alloy bar stock is a well-known stainless steel alloy that contains a minimum of 10% chromium, imbuing it with increased resistance to corrosion. 

Based on their molecular structure 440f stainless steel alloy bar stock can’t exactly withstand high temperatures because they have a tendency to over temper and become softer as they lose their ductility at a temperature below 0 degrees Celsius. This alloy has impressively high strengths which can be seen through its tensile yield strengths.

Steel Purchaser

Invest 440f Stainless Steel in only the best

Advance Grinding has the right kind of steel that you need to help you keep up with your business or latest venture. Our 440f stainless steel alloy round bar stock is the perfect alloy steel metal that’s best for forging things that carbon steel cannot provide. If you want to acquire the best metal forged in the industry, then you’ll be happy to know that Advance Grinding can provide you with just that. 

Our Alloys are influenced by both the thermal treatment and the alloying elements that are present during their production. We understand the value of supplying our clients with quality metal, which is precisely why you should trust us, to supply you with top-tier, high-quality metals. Contact us today so that you can get a quote on the alloy that you need. 

I’ll make sure that you’re equipped to take on any project you have to face by providing you with hardy material that you can rely on.


As such, it is now understandable why this type of alloy steel is sought after getting a quick review of its components.

Consequently, its high machinability is highlighted as it is commonly combined with sulfur to further improve its machinability and make carburizing processes more effective.

With its excellent machinability, this even elevated this alloy steel’s prominence among industries.

Fortunately, Advance Grinding Services never runs out of 4140 alloy steel bars and can very much supply your needs especially if you are operating in the Illinois area!


Tensile Strength95000 psi
Yield Strength60200 psi
Hardness (Brinell)197
Hardness (Knoop)219
Hardness (Rockwell)92
Hardness (Vickers)207


With excellent toughness, high fatigue strength, and outstanding machinability, 4140 Alloy Steel has indeed become a staple for most industries in the Midwest.

440F stainless steel is a high-carbon steel that offers many advantages to its users. It is an excellent choice for knife blades, as it has good edge-holding properties and resists corrosion. It also has good machinability and can be used to manufacture gears, valves, and screws. It has good weldability and can be used to manufacture boilers, tanks, pipes, and other pressure vessels.

440f stainless steel is a high-quality, rust-resistant material. It has high strength, good corrosion resistance, and excellent formability.

440f stainless steel can be used in a wide range of applications, including:

  •  Food processing equipment
  •  Chemical plant equipment
  •  Electrical equipment
  •  General industrial machinery

For the automotive industry, 440F stainless steel is used in the creation of engine gears, bolts and nuts, and crankshafts while for the oil and gas industry, 440F steel is utilized in the creation of spindles, couplings, and other mechanical parts.

Whatever industry you are from, rest assured that Advance Grinding Services can provide you with a 4140 alloy steel round bar stock for all your specific industry applications.

Give us a call or simply request a quote from our website and acquire a high-quality 440F steel  steel round bar stock today!