ThePipingMart Blog Grades A10 Tool Steel – Composition, Properties and Uses

A10 Tool Steel – Composition, Properties and Uses

Tool Steel A10

Tool steel A10 is a type of steel alloy known for its exceptional performance in high-temperature applications. A10 Tool Steel is a popular choice among manufacturers in the tooling industry due to its superior toughness and wear resistance. Also known as SAE-AISI A10 steel or UNS T30110, this high-carbon, high-chromium alloy comprises iron, carbon, chromium, manganese, silicon, molybdenum, and vanadium. A10 Tool Steel boasts excellent dimensional stability, making it ideal for manufacturing precision tools and dies. The steel can withstand high temperatures and is resistant to distortion and cracking, making it an ideal candidate for applications in the aerospace and automotive industries. Overall, A10 Tool Steel offers a combination of strength, durability, and versatility, making it an exceptional material for a wide range of applications.

What Forms of A10 Tool Steel is Available at Piping Mart?

  • Nut
  • Bar
  • Bolt
  • Pipe
  • Screw
  • Tubing
  • Valves
  • Washers
  • Flanges
  • Fasteners
  • Electrodes
  • Stud Bolts
  • Sheet Plates
  • Pipe Fittings
  • Forged Fitting
  • Instrumentation Fittings

A10 Tool Steel Composition

Element Content (%)
C 1.25-1.50
Mn 1.60-2.10
Si 1.00-1.50
Ni 1.55-2.05
Mo 1.25-1.75
Cu 0.25
P 0.03
S 0.03

A10 Tool Steel Physical Properties

Properties Metric Imperial
Density 7.68 g/cm3 0.277 lb/in3
Melting point 1421°C 2590°F

A10 Tool Steel Mechanical Properties

Properties Metric Imperial
Hardness, Rockwell C 52.0-62.0 52.0-62.0
Bulk modulus (typical for steels) 140 GPa 20300 ksi
Machinability (based on carbon tool steel) 65% 65%
Shear modulus (typical for steels) 80.0 GPa 11600 ksi
Poisson’s ratio 0.27-0.30 0.27-0.30
Elastic modulus 190-210 GPa 27557-30457 ksi

A10 Tool Steel Uses

Tool steel A10 is attractive when durability and exceptional heat resistance are key. As an air-hardening tool steel grade, A10 offers plenty of benefits in many industrial sectors. Construction equipment like bulldozers, scrapers, and earth-moving machinery can utilize A10’s toughness and abrasion resistance. The increased ability to withstand extreme temperatures makes it a great choice for forming applications where hot work is required. Along with tools to shape and manufacture items out of metal or plastic, this type of steel is suitable for use in knives and cutting edges too. Overall, it’s the perfect choice when a tough material that can handle anything your projects throw at it is needed.

A10 Tool Steel Uses in Industries

Automotive Industry

A10 tool steel is commonly used in the automotive industry for components such as gears, crankshafts, and camshafts. The high strength and wear resistance of A10 make it ideal for these applications, as it can withstand the heavy loads and friction involved in engine operation.

Aerospace Industry

The aerospace industry also utilizes A10 tool steel for its high strength and durability. It is commonly used in aircraft landing gear, engine components, and structural parts. The ability of A10 to maintain its strength at high temperatures makes it a valuable material for the extreme conditions experienced in flight.

Manufacturing Industry

In manufacturing, A10 tool steel is often used for cutting tools such as drills, reamers, and milling cutters. Its hardness and wear resistance make it well-suited for these applications where precision and longevity are crucial.

Construction Industry

A10 tool steel is also utilized in the construction industry for various tools and equipment, such as chisels, hammers, and saw blades. Its toughness allows it to withstand heavy use without breaking or chipping, making it a reliable choice for construction professionals.

Oil and Gas Industry

Due to its toughness and wear resistance, the oil and gas industry relies on A10 tool steel for drilling equipment. This enables the tools to withstand the harsh conditions encountered during drilling operations without becoming damaged or worn down.

A10 Tool Steel Corrosion Resistance

One of the most important properties of tool steel A10 is its corrosion resistance. This makes it ideal for use in environments where exposure to moisture or other corrosive elements could be an issue. The combination of chromium and molybdenum in the alloy helps to protect it from rusting or pitting, even after long periods of exposure. This makes it an ideal choice for applications that require long-term durability.

A10 Tool Steel Heat Resistance

Tool steel A10 also offers excellent heat resistance, making it suitable for use in high-temperature environments such as foundries or furnaces. The combination of chromium and molybdenum help to make the alloy resistant to oxidation up to temperatures above 500°C (932°F). This makes it perfect for applications that require extreme levels of heat resistance without sacrificing strength or durability.

A10 Tool Steel Heat Treatment

Tool Steel A10 can be treated with heat treatments such as annealing, quenching, and tempering, depending on the desired outcome. Annealing helps to increase hardness, while quenching increases strength and improves wear resistance. Tempering is used to reduce brittleness and improve toughness after hardening. Each treatment has different effects on the properties of the alloy, so knowing which one to use for a given application is essential for achieving optimal results with tool steel A10.

A10 Tool Steel Machining

Another advantage of tool steel A10 is its machinability – it can be cut and shaped easily compared to other steel alloys due to its low carbon content. This makes it a great choice for complex parts that require intricate shapes or tight tolerances, as well as general fabrication work where accuracy is paramount. Additionally, tool steel A10 can be welded using conventional welding methods with no preheating required – this makes fabricating components with this material much simpler than with many other types of alloys.


Tool Steel A10 is an incredibly versatile material that offers excellent corrosion resistance, heat resistance, machinability, and weldability – making it perfect for high-temperature applications where extreme performance is required over long periods of time without sacrificing quality or durability. With proper heat treatment and machining techniques, Tool Steel A10 can be crafted into components that are strong yet lightweight – perfect for industries like automotive engineering or aerospace manufacturing, where precision and performance are key considerations when selecting materials for component production. Whether you’re looking for a material solution that will offer maximum performance at an affordable price point – Tool Steel A10 might just be your answer!

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