Haynes R-41 alloy, 1.27 mm thick sheet, solution heat treated at 1079°C, water quenched, 30 minutes at 1066°C, air cooled, aged 16 hours at 760°C (1400°F)

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Haynes R-41 alloy, 1.27 mm thick sheet, solution heat treated at 1079°C, water quenched, 30 minutes at 1066°C, air cooled, aged 16 hours at 760°C (1400°F)
Categories:	Metal; Nonferrous Metal; Nickel Alloy; Superalloy
Material Notes:	Vacuum melted, exceptionally high strength at temperature between 649-982°C. Precipitation-hardening type, strength developed by various solutioning and aging heat treatments. Applications include afterburner parts and nozzle diaphragm partitions in current gas turbine engines. Formed with success on drop-hammers, expanding mandrels and stretch formers. Data provided by the manufacturer, Haynes International, Inc.
Key Words:	UNS N07041, AMS 5545, AMS 5712
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Original Value	Comments

Density	8.25 g/cc

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	1047 MPa
	179 MPa @Temperature 982 °C
	677 MPa @Temperature 871 °C
	858 MPa @Temperature 760 °C
	958 MPa @Temperature 538 °C
	970 MPa @Temperature 649 °C
Tensile Strength, Yield	799 MPa @Strain 0.2 %
	80.0 MPa @Strain 0.2 %, Temperature 982 °C
	450 MPa @Strain 0.2 %, Temperature 871 °C
	535 MPa @Strain 0.2 %, Temperature 760 °C
	746 MPa @Strain 0.2 %, Temperature 538 °C
	748 MPa @Strain 0.2 %, Temperature 649 °C
Modulus of Elasticity	150 GPa @Temperature 927 °C
	160 GPa @Temperature 871 °C
	163 GPa @Temperature 843 °C
	166 GPa @Temperature 816 °C
	171 GPa @Temperature 760 °C
	178 GPa @Temperature 677 °C
	179 GPa @Temperature 649 °C
	182 GPa @Temperature 593 °C
	188 GPa @Temperature 538 °C
	190 GPa @Temperature 482 °C
	198 GPa @Temperature 371 °C
	204 GPa @Temperature 260 °C
	213 GPa @Temperature 149 °C
	218 GPa @Temperature 25.0 °C
Poissons Ratio	0.31	27°C (80°F)
	0.31 @Temperature 149 °C
	0.32 @Temperature 482 °C
	0.32 @Temperature 371 °C
	0.32 @Temperature 260 °C
	0.33 @Temperature 760 °C
	0.33 @Temperature 677 °C
	0.33 @Temperature 649 °C
	0.34 @Temperature 843 °C
	0.35 @Temperature 927 °C
Shear Modulus	83.0 GPa	27°C
	55.0 GPa @Temperature 927 °C
	61.0 GPa @Temperature 843 °C
	64.0 GPa @Temperature 760 °C
	67.0 GPa @Temperature 677 °C
	69.0 GPa @Temperature 593 °C
	72.0 GPa @Temperature 482 °C
	75.0 GPa @Temperature 371 °C
	77.0 GPa @Temperature 260 °C
	81.0 GPa @Temperature 149 °C

Electrical Properties	Original Value	Comments
Magnetic Permeability	<= 1.002 @Temperature 21.0 °C	200 Oersted

Thermal Properties	Original Value	Comments
CTE, linear	13.5 µm/m-°C @Temperature 21.0 - 538 °C
	14.0 µm/m-°C @Temperature 21.0 - 649 °C
	14.8 µm/m-°C @Temperature 21.0 - 760 °C
	15.2 µm/m-°C @Temperature 21.0 - 871 °C
	16.3 µm/m-°C @Temperature 21.0 - 927 °C
	16.8 µm/m-°C @Temperature 21.0 - 982 °C
Specific Heat Capacity	0.452 J/g-°C @Temperature 21.0 °C
Thermal Conductivity	11.5 W/m-K @Temperature 149 °C
	12.5 W/m-K @Temperature 204 °C
	13.6 W/m-K @Temperature 260 °C
	14.7 W/m-K @Temperature 316 °C
	16.8 W/m-K @Temperature 427 °C
	18.8 W/m-K @Temperature 538 °C
	20.0 W/m-K @Temperature 593 °C
	21.0 W/m-K @Temperature 644 °C
	22.0 W/m-K @Temperature 704 °C
	23.1 W/m-K @Temperature 760 °C
	24.1 W/m-K @Temperature 816 °C
	25.1 W/m-K @Temperature 871 °C
Melting Point	1310 - 1345 °C
Solidus	1310 °C
Liquidus	1335 °C

Component Elements Properties	Original Value	Comments
Aluminum, Al	1.4 - 1.6 %
Boron, B	0.0030 - 0.010 %
Carbon, C	0.050 - 0.12 %
Chromium, Cr	18 - 20 %
Cobalt, Co	10 - 12 %
Iron, Fe	<= 5.0 %
Manganese, Mn	<= 0.10 %
Molybdenum, Mo	9.0 - 10.5 %
Nickel, Ni	53 %	As Remainder
Silicon, Si	<= 0.50 %
Sulfur, S	<= 0.015 %
Titanium, Ti	3.0 - 3.3 %

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NHR41O / 17367

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