SS10434 AISI 4140 Alloy Steel Bar UNS G41400

AISI 4140 Alloy Steel Bar UNS G41400 Description

AISI 4140 Alloy Steel Bar UNS G41400 is a medium-carbon, chromium-molybdenum alloy steel with the UNS designation G41400. It is engineered to support mechanical systems requiring a balance of strength, toughness, and machinability. The alloy’s capacity for heat treatment enables tailored property development, making it suitable for load-bearing and fatigue-sensitive applications. Customisable dimensions allow integration into design specifications.

AISI 4140 Alloy Steel Bar UNS G41400 Characteristics

*The above product information is based on theoretical data and is for reference only. Actual specifications may vary.

AISI 4140 Alloy Steel Bar UNS G41400 Applications

1.       Industrial Machinery
   - Used as drive shafts in mechanical assemblies to achieve balanced load-bearing performance by utilising controlled alloy composition.
   - Applied as gears in power transmission systems to attain improved wear resistance through effective heat treatment.

2.       Automotive Components
   - Serves as suspension and drivetrain parts in vehicle systems to achieve enhanced fatigue resistance by utilising specific alloying elements.
   - Frequently used in precision components to maintain dimensional stability under cyclic loads by capitalising on hardened properties.

3.       Construction Equipment
   - Used as structural supports in machinery to achieve durability against repeated stress by utilising metallurgical properties.
   - Applied as critical components in load-bearing assemblies to minimise deformation through tailored heat treatment processes.

AISI 4140 Alloy Steel Bar UNS G41400 Packing

The alloy steel bars are wrapped in moisture-resistant protective film and secured in industrial-grade crates with shock-absorbing padding to prevent damage during transit. For storage, maintain in a clean, climate-controlled environment to avoid contamination and corrosion. Custom packaging options, including anti-corrosion coatings and specialised labelling, are available to meet specific logistical requirements.

Frequently Asked Questions

Q1: How does the alloy composition influence the mechanical properties of this steel bar?
A1: The specified levels of carbon, chromium, and molybdenum determine the bar's hardenability and tensile behaviour. Controlled alloying facilitates precise heat treatment, achieving a balance between strength and toughness required for mechanical load-bearing applications.

Q2: Can the dimensions of the steel bar be customised to specific application needs?
A2: Yes, the dimensions can be tailored based on customer specifications. Advanced CNC machining processes are utilised to achieve precise dimensional accuracy and surface finish suitable for integration into engineering systems.

Q3: What quality control measures are applied during production?
A3: The production process incorporates systematic chemical analysis and mechanical testing per ASTM A29 standards. These measures ensure that the alloy maintains strict composition parameters and meets the designated technical criteria.

Additional Information

AISI 4140 is a well-documented medium-carbon alloy steel often employed in applications where a balance of strength and workability is required. Its formulation permits varied heat treatment processes, enabling customisation of mechanical properties such as hardness, toughness, and fatigue resistance. The material science behind alloy steels like AISI 4140 involves controlled metallurgical processes to optimise grain structure and performance.

Understanding the interaction between chemical composition and mechanical behaviour is essential in materials engineering. Detailed studies of phase transformation and temperature treatment contribute to developing alloys with predictable performance under mechanical stress, making products like AISI 4140 indispensable in advanced industrial applications.