1.4462
|
Material No. |
1.4462 |
|
EN symbol (short) |
X2CrNiMoN22-5-3 |
|
AISI/SAE |
318 LN |
|
UNS |
S
31803 |
|
AFNOR |
Z
2 CND 22-05 Az |
|
B.S. |
318 S 13 |
|
alloy |
— |
|
Registered work's label |
— |
|
Standards |
VdTÜV 418, SEW 400/310 |
Description
The
austenitic special steel 1.4462 shows good pitting
corrosion resistance. Main areas of application
(depending on the specific conditions of use) are the
chemical industry, paper and cellulose production, food
industry and sea water piping.
Our product range in 1.4462 are tubes and pipes,
fittings and flanges, accessories.
Chemical composition ¹
|
C
≤ % |
Si
≤ % |
Mn
≤ % |
P
≤ % |
S
≤ % |
Cr
% |
Mo
% |
Ni
% |
V
|
|
0,03 |
1 |
2 |
0,035 |
0,015 |
21,0-23,0 |
2,5-3,5 |
4,5-6,5 |
|
Nb
|
Ti
|
Al
|
Co
|
Cu
|
N
% |
Fe
|
|
|
|
|
|
|
|
|
0,1-0,22 |
|
|
|
|
¹ in accordance with Key
to Steel 2001 |
Special characteristics
|
|
Temperature range: |
Density kg/dm³: |
Hardness HB 30 |
10°C – 280°C
Tends towards 475°C embrittlement
|
7,9 |
≤
270 |
Duplex steel with addition of Molybdenum
Good resistance against pitting corrosion
and intergranular corrosion. |
Main fields of application
(depending on the
specific conditions of use)
|
|
chemical industry, petrochemical industry,
offshore, sea water piping, sea water
desalination plants, nuclear technology,
paper and cellulose production |
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Copyright © 2007 Metserve Metallurgical Consultancy
Tel:
+27-11-7041010 Fax +27-11-4622386
Email: metserve@pixie.co.za
www.metserve.co.za |
