Aircraft Steel AISI 9310 (AMS 6260 / AMS 6265 / AMS 6267)


Technical Data Sheet

Alloy 9310 Vac-Arc (LESCALLOY 9310 VAC ARC ®) is a carburizing steel which has high hardenability, high core hardness together with high fatigue strength. The premium quality of alloy 9310 make it ideally suited for critical aircraft engine gears.

Chemical Composition Limits
Weight% C Mn Si Ni Cr Mo
9310 0.10 0.50 0.25 3.25 1.20 0.12

Availability

Alloy 9310 Vac-Arc (LESALLOY 9310 VAC ARC ®) is available in bar (round bar).  For all stock availability contact Sales.

Typical Mechanical Properties

 

Material Heat Treatment
Ultimate Tensile Strength (Mpa) Yield Strength (Mpa) % Elongation % Reduction of Area Core Hardness
LESCALLOY 9310 VAC ARC ® A 1289 1117 15 51 375
LESCALLOY 9310 VAC ARC ® B 1069 896 15.5 52 331
LESCALLOY 9310 VAC ARC ® C 1207 1069 16 53 363
Typical Core Properties
Heat Treatments
A – Pseudo carburized at 1700°F (927°C) for 8 hours and oil quenched. Tempered at 300°F (149°C) for 2 hours
B – Pseudo carburized at 1700°F (927°C) for 8 hours and slow cooled to room temperature. Heated to 1425°F (774°C) and oil quenched. Tempered at 300°F (149°C) for 2 hours
C – Pseudo carburized at 1700°F (927°C) for 8 hours and slow cooled to room temperature. Heated to 1525°F (829°C) and oil quenched. Tempered at 300°F (149°C) for 2 hours

Specifications
E9310
AMS 6260
AMS 6265 (Vac Melt)
AMS 6267 (Vac Melt)
AMS 2300
AMS 2301
AMS 2304
MIL-S-7393 Comp 3
MIL-S-93030 Comp 3
ASTM A322
UNS G93106
HT-5042
EMS-56280
BPS-299-947-032AF

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