Carlier SA
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All data sheets

200
201
205
400
59
600
601
625
702
704
705
718
75
800
800H
80A
825
90
A286
Alliage 20
Alliage 25
Alliage 255
Alliage X
B2
C22
C276
C4
CU-OF (CUC1)
CU-OFE (CUC2)
Cuivre à l'argent
Cupro Aluminium
Cupro Beryllium
Cupro Chrome Zirconium
Cupro Cobalt Beryllium
DILVER ®
INVAR ®
K500
Rene 41
T40
TA6V
X750


825
Imprimer

We have not this metal on permanent stock. But we can supply it with a longer delivery time, in any needed shape.
Carlier designationNC21FeDU
UNS designationN08825
European numbering designation2.4858
AFNOR designationNiCr21Mo
British Standard designation3072 (NA16) + 3076 (NA16)
Thyssen Krupp VDM designationNicrofer 4221
NACE designationMR0175

Applicable standards
ASTM B424 Plates
ASTM B425 Bars
ASTM B564 Forged pieces

Chemical composition
en %NiFeCrMoSiCuAlTiMnCS
min38,000 22,000 19,500 2,500 -1,500 -0,600 ---
max46,000 -23,500 3,500 0,500 3,000 0,200 1,200 1,000 0,050 0,030 
Density : 8.25


Guarantee mechanical results in MPa
StandardRmRp
0.2%
A %ZHBHrcComments
ASTM B425 - 93 586 241 30 Hot finished and annealed metal 
ASTM B564 - 97a 586 241 30 Forged and annealed metal 

Forging conditions
Forging is made at a range of temperature included between 1150 and 950░C, then cooled at appropriate conditions for the final thermal treatment and obtain required characteristics. In any case, please contact us.

Properties / Main use conditions
Nickel-Iron-Chromium alloy with addition of molybdenium and copper. Excellent resistance to extreme chemical corrosion (dissolvers), applications with sulfuric or phosphoric acids.

Main applications
Factories making pickling, waste recycling. Heat exchangers and offshore production (petroleum and "acid" gas). Concentrating apparatus of caustic soda, treatments of ores.

Heat treatment
Please, contact us



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Carlier SA
Usine du Creusot - Zone Industrielle - 71210 Torcy - France
TÚl. : 33 (0)3 85 55 17 00 - Fax : 33 (0)3 85 80 34 04
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