2.4669 - Superalloys, High temperature alloy

2.4669 Superalloys to DIN EN 10088-1

2.4669 - Specification & Application

DIN EN 10088-1 - Stainless steels - Part 1: List of stainless steels
DIN EN 10269 - Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
DIN EN 10302 (2002) - Creep resisting steels, nickel and cobalt alloys

NiCrFeTi alloy; High-temperature resisting material

Chemical composition(wt.%) of 2.4669 grade: to DIN EN 10088-1

Elements	Min.（≥）	Max.（≤）
C	-	0.08
Mn	-	1.0
Si	-	0.5
S	-	0.01
P	-	0.015
Cu	-	0.5
Fe	5.0	9.0
Co	-	1.0
Nb	0.70	1.20
Cr	14.0	17.0
Ni	70	-
Al	0.40	1.00
Ti	2.25	2.75

2.4669 - Detail

2.4669, NiCrFeTi alloy; High-temperature resisting material

Mechanical properties of grade 2.4669 DIN EN 10088-1

Proof strength R_p0.2 (MPa)	Tensile strength R_m (MPa)	Impact energy KV (J)	Elongation at fracture A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
188 (≥)	969 (≥)	13	14	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	442

Physical properties of grade 2.4669 DIN EN 10088-1

Property	Density kg/dm3	Temperature T °C/F	Specific heat J / kgK	Thermal conductivity W/mK	Electric resistance µΩ·cm	Modulus of elasticity kN/mm2
645 (≥)	181 (≥)	13	11	23	Solution and Aging, Annealing, Ausaging, Q+T,etc	241
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
177	334	178

Equivalent Grade

1 UNS N07750 2 ISO NiCr15Fe7TiAl 3 EN NiCr15Fe7TiAl 4 2.4669 5 NiCr15Fe7TiAl 6 N07750 7 B 637 N07750 Type 1 8 B 637 N07750 Type 2 9 SB-637 N07750 Type 1 10 Inconel X750 11 N07750

Equivalent Products

Product shapes we supply:

We can customize the production of 2.4669 grade, contact us for the best solution.
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