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9310 Nickel-Chromium-Molybdenum Alloy Steel

9310 Nickel-Chromium-Molybdenum Alloy Steel: 9310 (UNS G93106) is a low-carbon nickel-chromium-molybdenum alloy steel used for demanding carburized components, especially highly loaded gears and shafts.

Download Mozaic 9310 Nickel-Chromium-Molybdenum Alloy Steel technical reference sheet (PDF)

9310 Nickel-Chromium-Molybdenum Alloy Steel — Grade and Specifications

Identification, product standards and ordering information
Requirement Technical / purchase-order detail
Material / product 9310 Nickel-Chromium-Molybdenum Alloy Steel
Alloy or grade identity SAE/AISI 9310 / UNS G93106, Ni-Cr-Mo steel
Applicable purchasing standard ASTM A29/A29M or aircraft-specific AMS standard where required
Supply condition Specify annealed starting stock or carburized case/core requirements
Typical uses Gears, aerospace transmission components, shafts and wear parts
Dimensional processing Define diameter, finish, tolerance, bar straightness and cutting requirements separately

This reference page does not constitute a mill test report or a guarantee of available stock. Mechanical properties, chemistry and certifications depend on the actual ordered alloy, condition and product standard.

Applications and Grade-Selection Guidance

Carburized case depth, core toughness, grinding stock allowance and heat treatment must be specified independently. Representative applications include gears, aerospace transmission components, shafts and wear parts. Product purchasing should identify the alloy family or exact UNS designation and the conditions of service. Grade substitutions require engineering approval; a similar grade name does not demonstrate equivalent performance.

Round Bar Processing and Precision Finishing

Mozaic Precision Metals offers order-specific centerless grinding, straightening, saw cutting, polishing, chamfering and packaging. Buyers should specify finished outside diameter, diameter tolerance, length, surface finish, material condition, inspection and lot traceability independently. Actual grinding capability depends on the bar dimensions, alloy and heat-treatment state.

Related Grades and Material Guides

  • 8620 steel — related grade or more specific sourcing information
  • 4340 steel — related grade or more specific sourcing information

Request Material Sourcing or Grinding

Send your grade/product drawing, material standard, supplied condition, starting/finished sizes, tolerance, quantity and certifications to sales@mozaicprecision.com, call 847-637-8379 or request a quotation.

Get the Best 9130 & 9310 Alloy Steel Round Bar for Your Projects

Mozaic Precision Metals supplies 9130 and 9310 alloy steel round bar stock designed for superior strength, toughness, and reliability. As chromium-molybdenum-nickel alloys, these steels offer excellent hardenability and forging capabilities that outperform standard carbon steels, making them the material of choice for high-stress and precision applications.

Why Choose 9130 & 9310 Alloy Steel?

Both 9130 and 9310 steels are engineered for durability and performance under demanding conditions. Their properties are enhanced by alloying elements and heat treatment, resulting in exceptional wear resistance, fatigue strength, and machinability. These alloys are commonly chosen for applications where reliability and service life are critical.

Applications of 9130 & 9310 Alloy Steel Round Bar

  • Aerospace Industry – Gears, shafts, and structural components requiring high strength-to-weight performance.
  • Automotive Industry – Engine parts, transmission gears, and other components subjected to heavy loads and stresses.
  • Oil & Gas Equipment – Couplings, spindles, and critical parts exposed to extreme conditions.
  • Defense & Heavy Machinery – Precision components that demand fatigue resistance and long-term durability.

Reliable Supply from Mozaic Precision Metals

Our leadership team brings over 60 years of combined experience in precision grinding and alloy steel supply. At Mozaic Precision Metals, we are dedicated to delivering premium 9130 and 9310 round bar stock in both standard and custom sizes, ensuring you receive materials that meet your exact project needs.

Request a Quote Today: Contact Mozaic Precision Metals to secure high-quality 9130 or 9310 alloy steel round bar for your next project. Trust us to provide the strength and reliability your applications demand.

9310 Round Bar Uses and Applications

9310 round bar is a low-alloy, high-strength steel known for its exceptional toughness, core strength, and resistance to wear and abrasion. With excellent fatigue strength and high hardenability, it is a trusted choice for demanding industries where performance and reliability are non-negotiable.

Key Applications of 9310 Round Bar

  • Aerospace & Defense: Commonly used for gears, crankshafts, and heavy-duty shafts in aircraft and defense equipment due to its fatigue resistance and long service life.
  • Automotive: Extensively utilized for axles, transmission gears, and other drivetrain components where durability and machinability are essential.
  • Heavy-Duty Machinery: Ideal for manufacturing gear shafts, engine parts, and structural components in trucks and industrial equipment.
  • Oil & Gas: Provides strength and reliability for tools and parts exposed to extreme environments.

Why Choose 9310 Steel from Mozaic Precision Metals?

Mozaic Precision Metals supplies precision-ground 9310 round bar in a variety of sizes to meet exact specifications. With over 60 years of combined leadership experience in precision grinding, our team ensures consistent quality, superior surface finishes, and material integrity for mission-critical applications.

Ready to source 9310 round bar for your project? Request a custom quote today and partner with Mozaic Precision Metals for reliable alloy steel solutions.