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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