ATI Allegheny Ludlum Altemp® X-750 Nickel-Based superalloy

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ATI Allegheny Ludlum Altemp® X-750 Nickel-Based superalloy
Categories:	Metal; Nonferrous Metal; Nickel Alloy; Superalloy
Material Notes:	Characteristics: precipitation hardenable, high strength up to 1300°F, oxidation resistant up to 1800°F. Applications: aerospace, heat treatment fixtures, forming tools, extrusion dies. Information provided by Allegheny Ludlum
Key Words:	UNS N07750
Vendors:	Visit metalmen for your metals needs. Products include special chemistry, tight tolerances, custom tempers, odd dimensions/forms, and small quantities. Phone 1-800-767-9494. Click here to view all available suppliers 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	Metric	English	Comments

Density	8.249 g/cc	0.2980 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell C	>= 30	>= 30	AMS 5542 annealed and AMS 5598 ages, strip and plate
	>= 32	>= 32	AMS 5542 annealed and AMS 5598 ages, sheet
Tensile Strength, Ultimate	<= 896 MPa	<= 130000 psi	AMS 5542 annealed, strip and sheet
	>= 1069 MPa	>= 155000 psi	AMS 5542 aged, strip and plate
	>= 1103 MPa	>= 160000 psi	AMS 5598 aged, strip and plate
	>= 1138 MPa	>= 165100 psi	AMS 5542 aged, sheet
	>= 1172 MPa	>= 170000 psi	AMS 5598 aged, sheet
Tensile Strength, Yield	<= 448 MPa @Strain 0.2 %	<= 65000 psi @Strain 0.2 %	AMS 5542 annealed, sheet
	<= 517 MPa @Strain 0.2 %	<= 75000 psi @Strain 0.2 %	AMS 5598 annealed, sheet
	>= 689 MPa @Strain 0.2 %	>= 99900 psi @Strain 0.2 %	AMS 5542 aged, plate
	>= 724 MPa @Strain 0.2 %	>= 105000 psi @Strain 0.2 %	AMS 5542 aged, sheet
	>= 724 MPa @Strain 0.2 %	>= 105000 psi @Strain 0.2 %	AMS 5598 aged, plate
	>= 793 MPa @Strain 0.2 %	>= 115000 psi @Strain 0.2 %	AMS 5598 aged, sheet
Elongation at Break	>= 12 %	>= 12 %	AMS 5598 aged, strip
	>= 15 %	>= 15 %	AMS 5542 aged, strip
	>= 18 %	>= 18 %	AMS 5598 aged, sheet and plate
	<= 18 %	<= 18 %	AMS 5598 annealed, strip
	<= 20 %	<= 20 %	AMS 5542 annealed, strip
	>= 20 %	>= 20 %	AMS 5542 aged, sheet and plate
	<= 35 %	<= 35 %	AMS 5598 annealed, sheet
	<= 40 %	<= 40 %	AMS 5542 annealed, sheet
Modulus of Elasticity	214 GPa	31000 ksi

Component Elements Properties	Metric	English	Comments
Aluminum, Al	0.40 - 1.0 %	0.40 - 1.0 %
Carbon, C	<= 0.080 %	<= 0.080 %
Chromium, Cr	14 - 17 %	14 - 17 %
Cobalt, Co	<= 1.0 %	<= 1.0 %
Copper, Cu	<= 0.50 %	<= 0.50 %
Iron, Fe	5.0 - 9.0 %	5.0 - 9.0 %	As Remainder
Manganese, Mn	<= 1.0 %	<= 1.0 %
Nickel, Ni	>= 70 %	>= 70 %	Includes Co
Niobium, Nb (Columbium, Cb)	0.70 - 1.2 %	0.70 - 1.2 %
Silicon, Si	<= 0.50 %	<= 0.50 %
Sulfur, S	<= 0.010 %	<= 0.010 %
Titanium, Ti	2.25 - 2.75 %	2.25 - 2.75 %

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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