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4140 4330 Mod4340 / E-43404620 Vac. / AMS 62946150 Vac. / AMS 6448AISI 9310300mMARAGING 350MARAGING 300MARAGING 250

AISI 9310

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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