Carlier SA
Version franšaise

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


Alliage 20
Imprimer

We propose this metal :
Trading : round bars in all diameters
Forge : rings, blocks, bars, rolls (rough or pre-machined pieces, or machined at your sizes).
Carlier designationN08020
UNS designationN08020
European numbering designation2.4660
AFNOR designationNiCr20CuMo
Thyssen Krupp VDM designationNicrofer 3620Nb

Applicable standards
ASTM B462 Forged pieces
ASTM B473 Bars

Chemical composition
en %NiCuCrFeMoMnSSiNb+TaCP
min32,000 3,000 19,000 -2,000 ------
max38,000 4,000 21,000 Solde 3,000 2,000 0,035 1,000 8 x C-1 0,070 0,045 
Density : 8.18


Guarantee mechanical results in MPa
StandardRmRp
0.2%
A %ZHBHrcComments
ASTM B462 - 97 551 241 30 50 Forged and annealed metal 
ASTM B473 - 96 551 241 30 50 Hot or cold finished metal, and annealed 

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
Excellent resistance to stress corrosion cracking and especially to nitric and sulphuric acids.

Main applications
Heat exchangers, pipings and equipments for chemical and petrochemical factories.

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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