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THE METAL WAREHOUSE
THE METAL WAREHOUSE

4140 Bright Steel

Category
25mm Round Bar 4140 Bright Solid - 1m
25mm Round Bar 4140 Bright Solid - 1m
Qty
$ 31.90
inc gst
45mm Round Bar 4140 Bright Solid - 1m
45mm Round Bar 4140 Bright Solid - 1m
Availability
This Item may have a 3 Day Lead Time
Qty
$ 114.40
inc gst

4140 Bright Steel

4140 steel is a versatile and widely used alloy steel known for its exceptional strength, durability, and heat-treatment capabilities. It belongs to the family of chromium-molybdenum steels, often referred to as chromoly or chrome-moly steel, and is valued across various industries for its outstanding mechanical properties. Here's a description of 4140 steel:

Description: 4140 steel, also known as AISI 4140 or SAE 4140, is a high-quality alloy steel celebrated for its exceptional strength, toughness, and wear resistance. This alloy contains several key elements, with chromium and molybdenum as the primary components, contributing to its remarkable properties. It is a versatile material that finds applications in a wide range of industries, from automotive and aerospace to manufacturing and construction.

Key Characteristics:

  • High Strength: 4140 steel is renowned for its high tensile and yield strength, making it an ideal choice for applications where robust materials are required.

  • Excellent Toughness: This steel exhibits excellent toughness and impact resistance, even at low temperatures, making it suitable for demanding applications such as gears, axles, and structural components.

  • Good Wear Resistance: Its alloy composition enhances its resistance to wear and abrasion, making it valuable in tool and die manufacturing.

  • Machinability: While 4140 steel can be challenging to machine in its hardened state, it is relatively easy to machine in the annealed condition. This versatility makes it an attractive option for various machining operations.

  • Heat-Treatable: One of the most significant advantages of 4140 steel is its heat-treatability, allowing it to be customized for specific applications. Common heat treatments include quenching and tempering to achieve the desired combination of hardness and toughness.

  • Versatility: 4140 steel is used in diverse applications, including the manufacturing of components like axles, shafts, crankshafts, gears, spindles, and a wide range of industrial and automotive parts.

  • Corrosion Resistance: Although not as corrosion-resistant as stainless steel, 4140 can be treated with surface coatings to improve its resistance to corrosion.

  • Weldability: While welding 4140 steel can be more challenging due to its alloy composition, it can be welded with the appropriate techniques and precautions.

  • In summary, 4140 steel is a versatile, high-strength alloy with excellent toughness and wear resistance. Its heat-treatable properties make it a top choice for a wide range of applications, where durability and reliability are paramount. Whether used in automotive, manufacturing, or other industries, 4140 steel remains a go-to material for engineers and manufacturers seeking exceptional performance and reliability.

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