AISI/SAE 8620 Round Bars

Need an dependable alloy steel bar stock? AISI/SAE 8620 Round Bars on MetalMitra come in round, square and hex, ready for machining, forging and shaft work.

This range covers round, square, hex and flat sections in bright, black, peeled or forged condition, ready for machine shops and component makers.

AISI 8620 is a nickel-chromium-molybdenum case-hardening steel for gears and shafts. Controlled additions of chromium, molybdenum, nickel or vanadium give alloy steel higher strength, deeper hardenability, better toughness and stronger performance at elevated temperature.

Available forms & variants

• Round Bars — Bright, black, peeled or centreless-ground rounds.
• Hex & Square Bars — Hex and square sections for turned and machined parts.
• Flat Bars — Flats for fabrication and general engineering.
• Forged & Hollow Bars — Forged bars, rings and hollow bars made to order.

Performance highlights

• High-Temperature Strength — Chrome-moly chemistry keeps its strength when temperatures climb.
• Creep Resistance — Proven in long-term, high-temperature pressure service.
• Hardenability — Heat-treats well to dial in strength and toughness.
• Durability — Performs reliably under heavy mechanical loads.

Typical applications

• Power Plants
• Boilers
• Refineries
• Petrochemical
• Oil & Gas
• Heat Exchangers
• Automotive
• Engineering Components
• Pressure Vessels
• Heavy Machinery
• Fabrication
• General Engineering

Quality checks & certification

Every lot of AISI/SAE 8620 Round Bars sourced through MetalMitra can be inspected and documented to the governing standard and your purchase order.

• Diameter & straightness inspection
• Visual and surface inspection
• Grade verification against the order
• Chemical composition verification
• Mechanical property testing
• Hardness testing as applicable
• Ultrasonic testing as applicable
• EN 10204 3.1 Mill Test Certificate

Material properties

Chemical composition and mechanical properties are supplied to the limits of the governing material standard. Actual heat values are reported on the mill test certificate shared with each consignment.

Why buy through MetalMitra

• Verified suppliers — Mills, manufacturers and stockists are reviewed by the MetalMitra team before they list.
• One RFQ, several quotes — Share size, grade and quantity once and compare offers side by side.
• Full traceability — Heat numbers, EN 10204 3.1 MTCs and third-party inspection on request.
• Delivered worldwide — Export-worthy packing and shipping to India, the Middle East, Africa, Europe and the Americas.

Ready to buy?

Send your size, grade, quantity and delivery location for AISI/SAE 8620 Round Bars, and matching suppliers on MetalMitra will come back with offers.

Technical note: Values on this page are for reference. Always confirm against the governing standard, your purchase specification and the mill test certificate.