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

1.4438

Standards

Mat. No.
1.4438
EU
X2CrNiMo18-15-4
AISI/ASTM
317L
UNS
S31700
Other
Z8CND19-15
1.4438 is an austenitic stainless steel grade with the addition of chromium, nickel, and molybdenum.
Özellikle halojenür ve klorürlere karşı 316L’ den daha korozyon direncine sahiptir.

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%
17.50-19.50
Ni%
13.00-16.00
Ti%
?0.11
Mo%
3.00-4.00

Application areas

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

Specifications

ASTM A240/ ASME SA240
ASTM A249 / ASME SA249
ASTM A312 / ASME SA312
ASTM A409 / ASME A409
ASTM A276 / ASME SA276
ASTM A478 / ASME A478
ASTM A479 / ASME A479
ASTM A314 / ASME SA314
ASTM A473 / ASME SA473
ASTM A182 / ASME A182
ASTM A403 / ASME SA403
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