9310 VAR AMS 6265

9310 VAR AMS 6265 alloy steel from Rockwell is a low alloy carburizing steel known for its hardenability and strength. 9310 VAR also possesses solid ductility, weldability, and machinability properties.

Stock sizes: 1.000” to 12.000” diameter

Common Specifications:

  • AMS 6265; AMS 6260; AMS 6267; AMS 6279
  • EMS 56279; EMS 56280
  • Bell 299-947-032 Except Hardness
  • Pratt & Whitney LCS F-17
  • General Electric S-400 / S-1000

Industry Trade Names:

  • 9310 VAR
  • SAE 9310
  • AISI 9310
  • 10NiCrMo13-5

Common Applications:

  • Aircraft engine gears and shafts
  • Piston pins

VAR melting practice. Bars ordered as hot finished shall not have a hardness greater than 229 HBW.

Bars ordered cold finished shall not have a hardness greater than 248 HBW.

Composition

Element Min. Max.
Carbon 0.07 0.13
Manganese 0.40 0.70
Silicon 0.15 0.35
Phosphorus — 0.015
Sulfur — 0.015
Chromium 1.00 1.40
Nickel 3.00 3.50
Molybdenum 0.08 0.15
Boron — 0.001 (10 ppm)
Copper — 0.35