HS6-5-2C / 1.3343 High Speed Steel

Forms of delivery of steel circle 1.3343 / Р6М5

Steel circle 1.3343 / R6M5

General Characteristics

Steel 1.3343 (R6M5) is a high-speed tool steel known for its exceptional hardness, wear resistance, and heat resistance. It is widely used in the production of cutting tools, drills, and other high-performance tools.

Chemical Composition (%)

The main elements in the composition of 1.3343 steel:

• Carbon (C): 0.80 – 0.90
• Tungsten (W): 5.50 – 6.50
• Molybdenum (Mo): 4.50 – 5.50
• Vanadium (V): 1.70 – 2.10
• Chromium (Cr): 3.80 – 4.50
• Manganese (Mn): ≤ 0.40
• Silicon (Si): ≤ 0.40
• Phosphorus (P): ≤ 0.030
• Sulfur (S): ≤ 0.030

Mechanical Properties

• Hardness after heat treatment: 62-66 HRC
• Tensile strength: up to 2600 MPa
• Yield strength: up to 2200 MPa
• Excellent wear and heat resistance

Key Advantages

✅ Exceptional hardness and durability ✅ High resistance to wear and abrasion ✅ Excellent heat resistance during high-speed cutting operations ✅ Good machinability and grindability

Applications

🔹 Manufacturing of high-speed cutting tools (drills, milling cutters, and reamers) 🔹 Production of punches, dies, and stamping tools 🔹 High-performance industrial cutting and machining applications 🔹 Components requiring excellent wear and thermal resistance