Carbon Tool Steels SK2

Carbon Tool Steels SK2 are a type of high-quality steel that are widely used in various industries. These steels are known for their excellent properties, including high hardness, good wear resistance, and great toughness. They are used in the production of cutting tools, machine parts, and other components that require high strength and durability.

One of the biggest advantages of Carbon Tool Steels SK2 is their high carbon content. This makes them ideal for applications that require a hard and sharp edge, such as cutting tools and blades. The steel is also very versatile and can be heat-treated to improve its performance in different applications.

Another great aspect of Carbon Tool Steels SK2 is their affordability. Compared to other high-grade steels, these steels are relatively inexpensive and accessible. This makes them a popular choice for manufacturers that need high-quality materials but want to keep their costs low.

In addition to their excellent mechanical properties, Carbon Tool Steels SK2 are also resistant to corrosion and oxidation. This means they can be used in outdoor applications and high-temperature environments without deteriorating or losing their strength.

Main applications

1. Cutting tools: Steel SK2 is commonly used for making cutting tools like saw blades, knives, and scissors. Its high carbon content and excellent edge retention make it ideal for creating sharp and durable cutting edges.

2. Springs: Due to its excellent spring characteristics, Steel SK2 is used to make metal springs that need to withstand high stress and strain. This steel is particularly well-suited for making springs for mechanical and industrial applications.

3. Automotive parts: Steel SK2 is also used in the automotive industry to manufacture various parts like clutch plates, springs, and gaskets. Its high strength, hardness, and wear resistance make it an ideal choice for making parts that need to withstand heavy use and harsh conditions.

4. Bearing components: With its excellent machinability and dimensional stability, Steel SK2 is used in the manufacturing of bearing components. These components require high precision and dimensional accuracy for smooth operation, and Steel SK2 meets these requirements perfectly.

5. Industrial machinery: Steel SK2 is also used in the manufacturing of industrial machinery parts like gears, shafts, and pump components. Its high toughness, strength, and durability make it an ideal choice for use in heavy machinery that operates under high loads and stresses.

Standard

Chemical composition

Physical Properties

1. Hardness/tensile strength

Cold-rolled special steels are normally supplied as rolled (with a rolled finish), but we can supply products with finishes ranging from the softest annealed finish to the hardest full-hardened finish. This allows you to select the finish best suited to your requirements and application.

Finish definitions and finish chart

Hardness Chart

Bendability

1. High Carbon Content: SK2 has a high carbon content, which makes it more flexible and bendable than other types of steel. It can be easily formed into various shapes and sizes without losing its strength or durability.

2. Heat Treatment: Proper heat treatment is critical for achieving the desired level of bendability in SK2. The steel must be heated to a precise temperature, then quenched and tempered to achieve the desired level of hardness and flexibility.

3. Low Impurities: SK2 has low levels of impurities like sulfur and phosphorus, which can weaken steel and make it less bendable. Its low impurities make it an excellent choice for applications that require high levels of bendability.

4. High Tensile Strength: Despite its high bendability, SK2 also boasts high tensile strength. This means that it can withstand significant amounts of stress and force without breaking or deforming.

5. Versatility: Due to its excellent bendability, SK2 is often used in a wide range of applications, from making knives and cutting tools to manufacturing machine parts and components.

Note: t = thickness, R = internal bend radius 　　

Reference: Approximation of bending power　

Note: t = thickness, b = width, L = width of die channel, σB = tensile strength of material

Drawability

1. Low Impurities: One of the reasons for the excellent drawability of SK2 steel is its low impurity level. This ensures a consistent and reliable material that can be shaped and formed smoothly without any unwanted interruptions.

2. Good Ductility: SK2 steel also exhibits good ductility, meaning it can be drawn out without breaking or cracking easily. This is ideal for creating thin and intricate shapes, as the material can be easily manipulated and stretched without causing any damage.

3. Smooth Surface Finish: With SK2 steel, the material's surface finish is often smooth and consistent, which further enhances its drawability. The smooth surface allows for easy movement through the drawing equipment and reduces any friction or resistance that may hinder the process.

4. Strong and Tough: Despite its drawability, SK2 steel is also strong and tough, making it a durable and reliable material for various applications. This makes it ideal for creating parts and components that need to withstand wear and tear, while still maintaining their shape and integrity.

5. Versatile: Another positive aspect of SK2 steel is its versatility. It can be easily customized and shaped into a wide range of forms and shapes, making it a valuable material for various industries and applications.

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