Tool Steel S2

S2 Tool Steel (UNS T41902) – Composition, Properties and Uses

Tool Steel S2 is a high-speed steel that is widely used in the manufacturing industry due to its hardiness and versatility. S2 Tool Steel offers exceptional heat resistance, wear resistance, and corrosion resistance. It can also be easily machined and heat treated for specific applications. S2 Tool Steel, classified under the UNS T41902 designation, is a type of high-performance steel widely used in producing cutting tools and machinery parts. Composed of carbon, silicon, manganese, chromium, and vanadium, this alloy exhibits excellent wear resistance and can withstand high-impact loads without deformation. SAE-AISI S2 Steel is also known for maintaining its cutting edge even under extreme temperatures, making it an ideal choice for heavy-duty applications requiring precision and durability. With its unique composition and properties, S2 Tool Steel remains a popular material for manufacturers across various industries. If you’re looking for a durable material to complete your next project, then UNS T41902 may be the perfect fit. Let’s take a look at what this special type of steel can do for your business.

What Forms of S2 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

S2 Tool Steel Composition

Element
Content (%)
Iron, Fe
97.0
Silicon
1.05
Carbon, C
0.4-0.55
Molybdenum, Mo
0.4
Manganese, Mn
0.4
Vanadium, V
≤0.5
Phosphorus, P
≤0.03
Sulfur, S
≤0.03

S2 Tool Steel Physical Properties

Properties Metric Imperial
Density 7.79 g/cc 0.281 lb/in3
Melting point 1421°C 2590°F

S2 Tool Steel Mechanical Properties

Properties Conditions
T (°C) Treatment
Poisson’s ratio 0.27-0.30 25
Elastic modulus 190-210 GPa 25

S2 Tool Steel Thermal Properties

Properties Conditions
T (°C) Treatment
Thermal expansion 10.9 x 10-6/ºC 20-100

S2 Tool Steel Equivalents

  • ASTM A681
  • FED QQ-T-570
  • SAE J437
  • SAE J438
  • UNS T41902

S2 Tool Steel Uses

Tool Steel S2 is ideal for a wide variety of applications, including cutting tools, broaches, threading tools, and taps. Because it has such impressive hardness properties when heat treated correctly, it can be used in applications that require sharp edges while still remaining resistant to wear or breakage. The extreme hardness of this steel also makes it useful when creating dies or moulds that need to maintain their shape and durability over long periods of time with minimal maintenance.

S2 Tool Steel Uses in Industries

Automotive Industry

S2 tool steel is commonly used in the automotive industry for its high strength and wear resistance. It is often used to make gears, shafts, and bearings that must withstand heavy loads and frequent use. The toughness of S2 tool steel also makes it a popular choice for impact tools such as wrenches and sockets.

Manufacturing Industry

In manufacturing, S2 tool steel is often used to make cutting tools such as drills, taps, and dies. Its hardness and ability to retain sharp edges make it ideal for these applications. Additionally, S2 tool steel can be heat-treated to achieve different hardness levels, making it suitable for various manufacturing processes.

Aerospace Industry

The aerospace industry also utilizes S2 tool steel for its high strength and durability. It is commonly used in aircraft components such as landing gear, engine parts, and fasteners. The ability of S2 tool steel to withstand extreme temperatures and resist corrosion makes it an essential material in this industry.

Construction Industry

S2 tool steel is widely used in construction due to its strength and toughness. It is often used to make hand tools such as hammers, chisels, and screwdrivers necessary for various construction tasks. Additionally, S2 tool steel can be found in building structures where high strength and resistance to wear are required.

Medical Industry

S2 tool steel is often used in medicine to make surgical instruments and implants. Its high strength and resistance to corrosion make it a suitable material for these applications. Additionally, S2 tool steel can be sterilized without losing its properties, making it a safe and reliable choice for medical devices.

S2 Tool Steel Corrosion Resistance

Tool Steel S2 also offers excellent corrosion resistance when compared to other tool steels; this makes it suitable for environments where humidity or water exposure could otherwise cause damage to other types of materials. This property is especially useful in marine-grade applications, where saltwater could corrode other metals quickly if not properly prepared or sealed against moisture. Additionally, this metal will resist rusting better than most other metals and stainless steel—making it an ideal choice for outdoor use or in areas where humidity levels are regularly high.

S2 Tool Steel Heat Resistance

The high heat resistance of Tool Steel S2 makes it an excellent choice for applications involving higher temperatures, such as those found in hot forging operations or die-casting processes. This steel can withstand temperatures up to 1600°F without losing any strength or becoming brittle; this means that even after extended use at elevated temperatures, the metal will retain its shape without cracking or breaking down over time like some other metals might.

S2 Tool Steel Heat Treatment & Machining

The heat treatment process for Tool Steel S2 is relatively straightforward; by heating the metal up to around 1500°F then cooling it rapidly with air quenching, you can achieve maximum hardness and wear resistance from the material. As far as machining goes, this type of steel can be worked on using conventional methods such as turning, drilling, milling etc., but it does work best with carbide tools due to its extremely hard properties.

Conclusion:

In conclusion, Tool Steel S2 offers many benefits over other tool steels due to its superior heat and corrosion resistance properties—not to mention its ability to resist rust better than most metals, including stainless steels! Additionally, this type of steel can be easily machined using conventional methods (or even better with carbide tools) and heat treated correctly so that maximum hardness and wear resistance are achieved without sacrificing any strength or ductility in the material itself. If you’re looking for a reliable material that won’t let you down no matter what application you need it for—then Tool Steel S2 should definitely be on your radar!

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