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	Original Value	Comments

Density	8.249 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Rockwell C	>= 30	AMS 5542 annealed and AMS 5598 ages, strip and plate
	>= 32	AMS 5542 annealed and AMS 5598 ages, sheet
Tensile Strength, Ultimate	<= 896 MPa	AMS 5542 annealed, strip and sheet
	>= 1069 MPa	AMS 5542 aged, strip and plate
	>= 1103 MPa	AMS 5598 aged, strip and plate
	>= 1138 MPa	AMS 5542 aged, sheet
	>= 1172 MPa	AMS 5598 aged, sheet
Tensile Strength, Yield	<= 448 MPa @Strain 0.2 %	AMS 5542 annealed, sheet
	<= 517 MPa @Strain 0.2 %	AMS 5598 annealed, sheet
	>= 689 MPa @Strain 0.2 %	AMS 5542 aged, plate
	>= 724 MPa @Strain 0.2 %	AMS 5542 aged, sheet
	>= 724 MPa @Strain 0.2 %	AMS 5598 aged, plate
	>= 793 MPa @Strain 0.2 %	AMS 5598 aged, sheet
Elongation at Break	>= 12 %	AMS 5598 aged, strip
	>= 15 %	AMS 5542 aged, strip
	>= 18 %	AMS 5598 aged, sheet and plate
	<= 18 %	AMS 5598 annealed, strip
	<= 20 %	AMS 5542 annealed, strip
	>= 20 %	AMS 5542 aged, sheet and plate
	<= 35 %	AMS 5598 annealed, sheet
	<= 40 %	AMS 5542 annealed, sheet
Modulus of Elasticity	214 GPa

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

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NL1031 / 17799

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