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

Alloy 909 / UNS N19909

Standards

Mat. No.
-
EU
-
AISI/ASTM
-
UNS
N19909
Other
Incoloy 909
Alloy 909
2.4711 kobalt-krom-nikel-molibden alaşımıdır.
It exhibits excellent formability, high strength, corrosion resistance, and high fatigue resistance during processing. Additionally, its strength can be increased by up to 25% through cold working. It is resistant to stress corrosion cracking. °It can perform well in temperatures ranging from cryogenic temperatures to 454°C.

Chemical Composition & Mechanical and Physical Properties

C%
0.06 max
Fe%
Rest
Ni%
35.00-40.00
Co %
12.00-16.00
Si%
0.25-0.50
Al %
0.15 max
Nb %
4.30-5.20
Ti %
1.30-1.80
Tensile Strength (1000 hours)
540 °C
900 MPa
Co%
39.00-41.00
595 °C
590 MPa
650 °C
310 MPa
0.2 %Yield Strength Rp N/mm2
1034
Tensile Strength Rm N/mm2
1276
Elongation A5 %
15 min
Precipitation hardened

Application areas

In gas turbines, rocket engines, steam turbine bolts, glass sealing.

Specifications

UNS N19909
AMS 5884 Bars, Forgings, Rings
AMS 5892 Sheet, Strip
AMS 5893 Bars, Forgings, Rings
Incoloy 909 (trademark)

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