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

1.4509

Standards

Mat. No.
1.4509
EU
X2CrTiNb18
AISI/ASTM
441
UNS
S43940
Other
-
It belongs to the ferritic stainless steel group.
Its resistance to corrosion stress cracking is quite high.

Chemical Composition & Mechanical and Physical Properties

C%
?0.03 max
Mn%
1.00 max
P%
0.04 max
S%
0.015 max
Si%
1.00 max
Cr%
17.50-18.50
Ti%
0.10-0.60
Nb%
0.30-1.20

Application areas

Aspirator,
catalyst,
in pipes,
In heat exchangers,
In restaurant equipment.

Specifications

ASME SA-240M
ASTM A240/A240M
EN 10028-7
EN 10088-2
EN 10088-4
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