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HAYNES® HR-224® alloy
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HAYNES® HR-224® alloy
Physical Properties
HAYNES® HR-224® alloy
Principal Features
Nominal Composition
Oxidation Resistance
Carburization Resistance
Thermal Stability
Creep-Rupture Strength
Resistance to Strain Age Cracking
Physical Properties
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Heat Treatment
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Alloy Brochure
ASP.sfctrlpresentation_openaccessdataprovider_7b98424546ba62e18cdfff0000376e70_ascx
HAYNES® HR-224® alloy
Principal Features
Nominal Composition
Oxidation Resistance
Carburization Resistance
Thermal Stability
Creep-Rupture Strength
Resistance to Strain Age Cracking
Physical Properties
Tensile Properties
Annealing Response After Cold Forming
Heat Treatment
Disclaimer
Alloy Brochure
Physical Properties
Physical Property
British Units
Metric Units
Density
RT
0.280 lb/in
3
RT
7.72 g/cm
3
Melting Temperature
2450-2510°F
-
1340-1380°C
-
Electrical Resistivity
RT
48.6 µohm-in
RT
123.5 µohm-cm
200°F
49.0 µohm-in
100°C
125.2 µohm-cm
400°F
50.2 µohm-in
200°C
127.5 µohm-cm
600°F
51.1 µohm-in
300°C
130.0 µohm-cm
800°F
52.0 µohm-in
400°C
131.7 µohm-cm
1000°F
52.6 µohm-in
500°C
133.5 µohm-cm
1200°F
52.8 µohm-in
600°C
134.0 µohm-cm
1400°F
52.9 µohm-in
700°C
134.2 µohm-cm
1600°F
53.0 µohm-in
800°C
134.5 µohm-cm
1700°F
53.0 µohm-in
900°C
134.4 µohm-cm
-
-
1000°C
135.4 µohm-cm
Thermal Diffusivity
RT
4.3 x 10
-3
in
2
/sec
RT
27.5 x 10
-3
cm
2
/s
200°F
4.5 x 10
-3
in
2
/sec
100°C
29.5 x 10
-3
cm
2
/s
400°F
5.0 x 10
-3
in
2
/sec
200°C
32.1 x 10
-3
cm
2
/s
600°F
5.4 x 10
-3
in
2
/sec
300°C
34.5 x 10
-3
cm
2
/s
800°F
5.8 x 10
-3
in
2
/sec
400°C
37.2 x 10
-3
cm
2
/s
1000°F
6.3 x 10
-3
in
2
/sec
500°C
39.4 x 10
-3
cm
2
/s
1200°F
6.7 x 10
-3
in
2
/sec
600°C
42.0 x 10
-3
cm
2
/s
1400°F
7.0 x 10
-3
in
2
/sec
700°C
44.7 x 10
-3
cm
2
/s
1600°F
7.0 x 10
-3
in
2
/sec
800°C
44.9 x 10
-3
cm
2
/s
1700°F
7.1 x 10
-3
in
2
/sec
900°C
45.0 x 10
-3
cm
2
/s
-
-
1000°C
47.4 x 10
-3
cm
2
/s
Thermal Conductivity
RT
69 Btu-in/ft
2
-hr-°F
RT
10.0 W/m-°C
200°F
74 Btu-in/ft
2
-hr-°F
100°C
11.2 W/m-°C
400°F
89 Btu-in/ft
2
-hr-°F
200°C
12.7 W/m-°C
600°F
100 Btu-in/ft
2
-hr-°F
300°C
14.2 W/m-°C
800°F
112 Btu-in/ft
2
-hr-°F
400°C
15.7 W/m-°C
1000°F
123 Btu-in/ft
2
-hr-°F
500°C
17.1 W/m-°C
1200°F
135 Btu-in/ft
2
-hr-°F
600°C
18.7 W/m-°C
1400°F
142 Btu-in/ft
2
-hr-°F
700°C
20.3 W/m-°C
1600°F
149 Btu-in/ft
2
-hr-°F
800°C
20.7 W/m-°C
1700°F
149 Btu-in/ft
2
-hr-°F
900°C
21.1 W/m-°C
-
-
1000°C
22.6 W/m-°C
Specific Heat
RT
0.112 Btu/lb-°F
RT
471 J/kg·°C
200°F
0.117 Btu/lb-°F
100°C
492 J/kg·°C
400°F
0.123 Btu/lb-°F
200°C
514 J/kg·°C
600°F
0.128 Btu/lb-°F
300°C
532 J/kg·°C
800°F
0.132 Btu/lb-°F
400°C
548 J/kg·°C
1000°F
0.136 Btu/lb-°F
500°C
564 J/kg·°C
1200°F
0.139 Btu/lb-°F
600°C
577 J/kg·°C
1400°F
0.142 Btu/lb-°F
700°C
588 J/kg·°C
1600°F
0.145 Btu/lb-°F
800°C
600 J/kg·°C
1700°F
0.146 Btu/lb-°F
900°C
608 J/kg·°C
-
-
1000°C
616 J/kg·°C
Mean Coefficient of Thermal Expansion
70-200°F
7.8 µin/in -°F
25-100°C
14.0 x 10
-6
m/m·°C
70-400°F
8.1 µin/in -°F
25-200°C
14.5 x 10
-6
m/m·°C
70-600°F
8.2 µin/in -°F
25-300°C
14.8 x 10
-6
m/m·°C
70-800°F
8.3 µin/in -°F
25-400°C
14.9 x 10
-6
m/m·°C
70-1000°F
8.3 µin/in -°F
25-500°C
14.9 x 10
-6
m/m·°C
70-1200°F
8.3 µin/in -°F
25-600°C
14.8 x 10
-6
m/m·°C
70-1400°F
8.9 µin/in -°F
25-700°C
15.3 x 10
-6
m/m·°C
70-1600°F
9.4 µin/in -°F
25-800°C
16.5 x 10
-6
m/m·°C
70-1700°F
9.7 µin/in -°F
25-900°C
17.2 x 10
-6
m/m·°C
-
-
25-1000°C
18.2 x 10
-6
m/m·°C
Dynamic Modulus of Elasticity
RT
28.5 x 10
6
psi
RT
197 GPa
200°F
27.5 x 10
6
psi
100°C
191 GPa
400°F
27.0 x 10
6
psi
200°C
186 GPa
600°F
26.2 x 10
6
psi
300°C
181 GPa
800°F
25.3 x 10
6
psi
400°C
176 GPa
1000°F
24.5 x 10
6
psi
500°C
170 GPa
1200°F
23.5 x 10
6
psi
600°C
164 GPa
1400°F
22.0 x 10
6
psi
700°C
158 GPa
1600°F
21.3 x 10
6
psi
800°C
152 GPa
1800°F
20.2 x 10
6
psi
900°C
146 GPa
-
-
1000°C
139 GPa
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