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Commercial Production · Alloy Steel · Chromium-Vanadium Spring Steel Bar

6150 Round Steel Bar

A chromium-vanadium alloy spring steel used for high-strength parts exposed to repeated flexing, impact, and fatigue. Request Pricing

6150 Round Bar: Material Profile

6150 combines hardenability with vanadium-assisted grain refinement for demanding spring and load-bearing applications.

Section size, starting condition, heat-treatment cycle, surface quality, and final mechanical properties are critical order details.

Purchase to the controlling ASTM, SAE, AMS, or customer specification. Section size, supply condition, mechanical properties, surface limits, testing, and heat/lot traceability can change the acceptable material and processing route.

Product form Round bar; other long-product forms by inquiry
Condition Hot rolled, cold finished, annealed, or heat treated as required
Quote details Specification, size, condition, quantity, testing, and delivery

Key Characteristics

  • High fatigue strength
  • Good toughness
  • Good hardenability
  • Strong shock resistance

Common Applications

  • Coil and leaf springs
  • Torsion bars
  • Heavy-duty shafts
  • Automotive and agricultural components

Specification Requirements

Identify the governing specification and revision, product form, section size, condition, mechanical properties, testing, and certification requirements. The purchase specification and material certification govern the order.

Request Pricing for 6150 Round Bar

We quote 6150 for manufacturers and commercial buyers. Requirements of 3,000–10,000 lb are welcome, along with multi-ton and truckload programs.

We are not a retail metal store. Small personal-use, typical single-bar, and cut-piece orders are generally not a fit. The material field is prefilled and remains editable; add the specification, size, condition, total weight, processing, testing, required date, and ship-to location.

Up to 4 files, 10 MB each and 20 MB total. PDF, images, DOC/DOCX, XLS/XLSX, CSV, TXT, DWG, DXF, STEP, or IGES. Archives, executables, SVG, and HTML are not accepted.

Fast response: We review website RFQs promptly and reply fast during business hours.

Private RFQ: Details and attachments are available only through authorized staff access. Privacy notice.

Premium Steel Sales
Ohio Bar & Metal Co. is the round bar division of Premium Steel Sales LLC.

Premium Steel Sales handles customer setup and invoicing. Flat-rolled carbon and coated steel can be quoted through the same sales contact.

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