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Commercial Production · Alloy Steel · Chromium Case-Hardening Alloy Steel Bar

5115 Round Steel Bar

A low-carbon chromium alloy used for carburized parts requiring improved hardenability and wear resistance. Request Pricing

5115 Round Bar: Material Profile

5115 is suited to small and moderate-section components that are machined before developing a hard case through carburizing.

Case depth, hardness, core properties, grain-size requirements, and heat-treatment responsibility should be supplied with the RFQ.

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

  • Good case-hardening response
  • Improved wear resistance
  • Tough low-carbon core
  • Good machinability before hardening

Common Applications

  • Small gears and pinions
  • Bushings and rollers
  • Cam components
  • Case-hardened machine parts

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 5115 Round Bar

We quote 5115 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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