En24 Die Steel Heavy Duty Alloy steel Bar

Product Description

Material: EN24 (817M40)

Description: The EN24 Die Steel Heavy Duty Alloy Steel Bar is a high-strength alloy steel known for its exceptional mechanical properties, including high tensile strength, toughness, and wear resistance. This steel bar is ideal for applications requiring robust performance under extreme conditions.

Key Features:

• High Tensile Strength: EN24 steel offers excellent tensile strength, making it suitable for heavy-duty applications where high load-bearing capacity is essential.
• Superior Toughness: The alloy composition provides outstanding toughness, allowing the steel to withstand significant stress and impact without fracturing.
• Wear Resistance: With its high wear resistance, EN24 steel is perfect for components subjected to constant friction and abrasion.
• Versatile Applications: This steel bar is widely used in various industries, including automotive, aerospace, and general engineering, for manufacturing components like gears, shafts, and bolts.

Chemical Composition:

• Carbon : 0.35-0.45%
• Silicon (Si): 0.10-0.35%
• Manganese (Mn): 0.45-0.70%
• Chromium (Cr): 1.00-1.40%
• Nickel (Ni): 1.30-1.80%
• Molybdenum (Mo): 0.20-0.35%
• Phosphorus (P):  0.05%
• Sulfur (S):  0.05%

Mechanical Properties:

• Tensile Strength: 850-1000 MPa (quenched and tempered)
• Yield Strength: 680 MPa (quenched and tempered)
• Elongation: 13% (quenched and tempered)
• Hardness: 248-302 HB (quenched and tempered)

Applications:

• Automotive: Ideal for manufacturing connecting rods, gears, and shafts.
• Aerospace: Used in components that require high strength and durability.
• General Engineering: Suitable for making bolts, studs, and other high-stress components.

Heat Treatment:

• Annealing: Heat to 830-850C, hold until temperature is uniform throughout the section, and cool in the furnace.
• Hardening: Heat to 830-860C, hold until temperature is uniform throughout the section, and quench in oil.
• Tempering: Re-heat to 550-700C as required, hold until temperature is uniform throughout the section, and soak for at least one hour per 25mm of total thickness.