AISI 9310 Special Metal Alloy Technical Specifications

Standards

Mat. No. -
EU -
AISI 9310
UNS -
Other LESCALLOY 9310 VAC ARC ®

AISI 9310 is a high-quality case-hardening steel. It contains nickel, chromium, and molybdenum. It possesses high hardenability, high core hardness, and excellent wear resistance.

Chemical Composition & Mechanical and Physical Properties

C% 0.07-0.13
Mn% 0.40-0.70
Si% 0.15-0.35
S% 0.010 max
P% 0.025 max
Cr% 1.00-1.40
Mo% 0.08-0.15
B% 0.001 max
Ni% 3.00-3.50
Cu% 0.35 max
Cu% 0.35 max
0.2% Yield Strength Rp ksi 1117 (HTA)896 (HTB)1069 (HT C)
Tensile Strength Rm ksi 1289 (HTA)1069 (HT B)1207 (HT C)
Elongation 4D % 15 (HTA)15.5 (HT B)16 (HT C)
Core Hardness HB 15 (HTA)15.5 (HT B)16 (HT C)
HT: Heat Treatment

Application areas

In aviation engine parts, high-performance helicopter transmission gears, shafts, and gears.

Specifications

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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