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


80A
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 designationNC20TA
UNS designationN07080
European numbering designation2.4952
AFNOR designationNiCr20TiAl
British Standard designation2HR1 + 3076NA20
Thyssen Krupp VDM designationNicrofer 7520Ti
Aubert & Duval designationPER 2X

Applicable standards
ASTM B637 Bars + Forged pieces

Chemical composition
en %NiCrTiAlCFeMnSSi
min-18,000 1,800 0,500 -----
maxSolde 21,000 2,700 1,800 0,100 3,000 1,000 0,015 1,000 
Density : 8.19


Guarantee mechanical results in MPa
StandardRmRp
0.2%
A %ZHBHrcComments
ASTM B637 - 93a 930 620 20 All diameters, solution, stress relieved and aged. 

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
Precipitation hardening treatment alloy, near alloy 75, but with better values to creeping, to be used until 815░C.

Main applications
Gas turbine components, blades and rings, flame tubes, heat treatment oven components. Exhaust valves for internal combustion engines.

Heat treatment
Solution : 1040░C during 1 hour, then air cool.
Ageing :
- 699░C / 16 hours / Air, or
- 849░C / 24 hours + 699░C / 16 hours / Air



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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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