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

1.4439

Standards

Mat. No.
1.4439
EU
X2CrNiMoN17-13-5
AISI/ASTM
317LMN
UNS
S32726
Other
-
1.4439 is an austenitic stainless steel grade with chromium, nickel, and molybdenum.
It is particularly resistant to chlorine.

Chemical Composition & Mechanical and Physical Properties

C%
?0.030
Mn%
2.00 max
P%
0.045 max
S%
0.015 max
Si%
1.00 max
Cr%
16.50-18.50
Ni%
12.50-14.50
N%
0.12-0.22
Mo%
4.00-5.00

Application areas

In chemical tanks,
in heat exchangers,
In the cellulose industry and the textile industry,
in flue gas desulphurization equipment.
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