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SAE-4140 Steel Bar
SAE-4140 Steel Bar

SAE-4140 Steel Bar

MOQ : 100 Kilograms

SAE-4140 Steel Bar Specification

  • Product Form
  • Bar
  • Size
  • Custom/Standard sizes available
  • Diameter
  • 10mm to 350mm (or as per requirement)
  • Recyclable
  • Yes
  • Material Composition %
  • C: 0.38-0.43%, Mn: 0.75-1.00%, Si: 0.15-0.35%, Cr: 0.80-1.10%, Mo: 0.15-0.25%, P 0.035%, S 0.04%
  • Corrosion Resistant
  • Moderate; requires surface protection for extended exposure
  • Hardness
  • 28 - 32 HRC (annealed), up to 50 HRC (hardened)
  • Heat Resistance
  • Yes
  • Coating Type
  • Uncoated, Custom coating available upon request
  • Tensile Strength
  • 850 - 1000 MPa (depending on heat treatment)
  • Product Name
  • SAE-4140 Steel Bar
  • Steel Type
  • Alloy Steel
  • Steel Product Type
  • Round Bar
  • Grade
  • SAE-4140
  • Thickness
  • Custom/As required
  • Shape
  • Round (also available: Flat, Square)
  • Steel Standard
  • ASTM A29, JIS G4105, DIN 42CrMo4, BS EN19
  • Surface
  • Bright, Black, Peeled, Turned, Polished
  • Composition
  • Chromium-Molybdenum Alloy Steel
  • Application
  • Automobile, Machinery, Construction, Shafts, Gears, Bolts, Tools
  • Dimension (L*W*H)
  • Customized, Standard lengths (e.g., 3m, 6m)
  • Weight
  • Variable as per dimension
  • Color
  • Natural Steel Grey
  • Material Grade
  • 4140
  • Finish Type
  • Bright, Hot Rolled, Forged, Annealed
  • Usage
  • Engineering Components, Forgings, Heavy-duty Shafts
  • Density
  • 7.85 g/cm3
  • Magnetic Properties
  • Magnetic
  • Delivery Condition
  • Annealed, Hardened & Tempered, Quenched
  • Weldability
  • Moderate (requires preheating and post-weld heat treatment)
  • Impact Strength
  • Good impact resistance
  • Elongation
  • 16-20% (depending on heat treatment)
  • Melting Point
  • 1432C (2610F)
  • Yield Strength
  • 655 MPa
  • Quench Medium
  • Oil or water as required
  • Machinability
  • Good, especially in annealed condition
 

SAE-4140 Steel Bar Trade Information

  • Minimum Order Quantity
  • 100 Kilograms
  • Payment Terms
  • Cash in Advance (CID)
  • Supply Ability
  • 1000 Kilograms Per Month
  • Delivery Time
  • 5-7 Days
  • Main Domestic Market
  • All India
 

SAE-4140 Steel Bar About



Experience the stellar quality of SAE-4140 Steel Bar, renowned for its exquisite impact resistance and versatile applications across engineering, machinery, and construction. This chromium-molybdenum alloy steel, available in custom and standard sizes, boasts a perfect combination of machinability and moderate weldability, making it a preferred choice among discerning engineers. Instant Checkout ensures a swift procure process, and favorable reviews highlight its reliability for shafts, gears, forgings, and tools. Delivered bright, hot rolled, or polished, it's the perfect alloy for your high-performance needs.

Outstanding Features and Broad Application

SAE-4140 Steel Bar features good machinability and impressive impact strength, making it a stellar selection for demanding manufacturing environments. Its moderate weldability and multiple surface finishes, including bright, black, peeled, and polished, cater to diverse requirements. Favored in plant applications such as automobile and machinery manufacturing, as well as forging forgings and heavy-duty shafts, this exquisite alloy is perfect for both standard and customized usage, ensuring reliability in critical and high-stress components.


Swift Delivery, Secure Packaging & Sample Provision

Orders for SAE-4140 Steel Bar are seamlessly handed over within a quoted timeframe, ensuring prompt delivery to your site or warehouse. Secure and sturdy packaging options-including bundles, wooden crates, and waterproof wrapping-safeguard your procurement throughout transit. Sample requests are welcomed: simply inquire for a quotation and the current asking price. With an efficient logistics process, you can expect on-time delivery and confidence when assessing the suitability of this product for your project.


FAQ's of SAE-4140 Steel Bar:


Q: How can I procure SAE-4140 Steel Bar for my project?

A: You can easily procure SAE-4140 Steel Bar by requesting a quotation through our instant checkout or inquiry form. Customized options and bulk quantities are available to meet specific project requirements.

Q: What are the recommended usages for SAE-4140 Steel Bar?

A: SAE-4140 Steel Bar is perfect for applications in engineering components, heavy-duty shafts, gears, bolts, forgings, and tools, particularly within the automobile, machinery, and construction sectors.

Q: When will my SAE-4140 Steel Bar order be handed over for delivery?

A: Orders are typically handed over for dispatch within the quoted lead time. Delivery schedules may vary based on customization requirements and order size.

Q: Where is SAE-4140 Steel Bar commonly applied in industrial settings?

A: This steel bar is extensively used in plants and fabrication shops for manufacturing shafts, machinery parts, automotive components, construction hardware, and high-stress forging items.

Q: What is the process for requesting a sample or obtaining a price quote?

A: To request a sample or receive a quotation and asking price, simply contact our sales team with your specifications. We provide samples for evaluation and competitive price quotes promptly.

Q: How does SAE-4140 Steel Bar benefit engineering and manufacturing operations?

A: SAE-4140 Steel Bar brings several benefits, including high yield strength, good impact resistance, excellent machinability, and adaptability to various surface finishes and heat treatments, making it ideal for precision engineering and heavy-duty applications.

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