ATI Allegheny Ludlum AL 625HP™ Stainless Steel

Category	Metal , Nonferrous Metal , Nickel Alloy , Superalloy
Manufacturer	ATI Allegheny Ludlum
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	ATI Allegheny Ludlum AL 625HP™ Stainless Steel.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Nickel-based superalloy. Characteristics:exceptional fatigue resistance, excellent resistance to oxidation and corrosion, outstanding strength and toughness over a range of temperatures from cryogenic to 2000°F. Applications: aerospace, chemical processing. Information provided by Allegheny Ludlum

Physical Properties	Metric	English	Comments
Density	8.44 g/cc	0.305 lb/in³

Mechanical Properties	Metric	English
Tensile Strength, Ultimate	940 MPa	136000 psi
Tensile Strength, Yield	485 MPa	70300 psi
Elongation at Break	46 %	46 %
Modulus of Elasticity	205 GPa	29700 ksi
	160 GPa @Temperature 760 °C	23200 ksi @Temperature 1400 °F
	170 GPa @Temperature 649 °C	24700 ksi @Temperature 1200 °F
	185 GPa @Temperature 427 °C	26800 ksi @Temperature 801 °F
	195 GPa @Temperature 204 °C	28300 ksi @Temperature 399 °F
Poissons Ratio	0.306	0.306
	0.31 @Temperature 204 °C	0.31 @Temperature 399 °F
	0.316 @Temperature 427 °C	0.316 @Temperature 801 °F
	0.324 @Temperature 649 °C	0.324 @Temperature 1200 °F
	0.328 @Temperature 760 °C	0.328 @Temperature 1400 °F
Shear Modulus	57.0 GPa @Temperature 871 °C	8270 ksi @Temperature 1600 °F
	63.0 GPa @Temperature 649 °C	9140 ksi @Temperature 1200 °F
	70.0 GPa @Temperature 427 °C	10200 ksi @Temperature 801 °F
	75.0 GPa @Temperature 204 °C	10900 ksi @Temperature 399 °F
	79.0 GPa @Temperature 21.0 °C	11500 ksi @Temperature 69.8 °F

Thermal Properties	Metric	English
CTE, linear	12.8 µm/m-°C @Temperature 20.0 - 93.0 °C	7.11 µin/in-°F @Temperature 68.0 - 199 °F
	14.0 µm/m-°C @Temperature 21.0 - 528 °C	7.78 µin/in-°F @Temperature 69.8 - 982 °F
	16.2 µm/m-°C @Temperature 21.0 - 927 °C	9.00 µin/in-°F @Temperature 69.8 - 1700 °F
Specific Heat Capacity	0.410 J/g-°C	0.0980 BTU/lb-°F
Thermal Conductivity	7.30 W/m-K @Temperature -157 °C	50.7 BTU-in/hr-ft²-°F @Temperature -251 °F
	9.20 W/m-K @Temperature -18.0 °C	63.8 BTU-in/hr-ft²-°F @Temperature -0.400 °F
	12.6 W/m-K @Temperature 204 °C	87.4 BTU-in/hr-ft²-°F @Temperature 399 °F
	15.7 W/m-K @Temperature 427 °C	109 BTU-in/hr-ft²-°F @Temperature 801 °F
	19.0 W/m-K @Temperature 649 °C	132 BTU-in/hr-ft²-°F @Temperature 1200 °F
	22.8 W/m-K @Temperature 871 °C	158 BTU-in/hr-ft²-°F @Temperature 1600 °F
Melting Point	1280 - 1350 °C	2340 - 2460 °F
Solidus	1280 °C	2340 °F
Liquidus	1350 °C	2460 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	<= 0.40 %	<= 0.40 %
Carbon, C	<= 0.030 %	<= 0.030 %
Chromium, Cr	20 - 23 %	20 - 23 %
Cobalt, Co	<= 1.0 %	<= 1.0 %
Iron, Fe	<= 5.0 %	<= 5.0 %	As Remainder
Manganese, Mn	<= 0.50 %	<= 0.50 %
Molybdenum, Mo	8.0 - 10 %	8.0 - 10 %
Nb + Ta	3.15 - 4.15 %	3.15 - 4.15 %
Nickel, Ni	>= 58 %	>= 58 %
Phosphorous, P	<= 0.015 %	<= 0.015 %
Silicon, Si	<= 0.15 %	<= 0.15 %
Sulfur, S	<= 0.015 %	<= 0.015 %
Titanium, Ti	<= 0.40 %	<= 0.40 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0001289 ohm-cm @Temperature 21.0 °C	0.0001289 ohm-cm @Temperature 69.8 °F
	0.0001319 ohm-cm @Temperature 93.0 °C	0.0001319 ohm-cm @Temperature 199 °F
	0.0001339 ohm-cm @Temperature 204 °C	0.0001339 ohm-cm @Temperature 399 °F
	0.0001359 ohm-cm @Temperature 427 °C	0.0001359 ohm-cm @Temperature 801 °F
	0.0001369 ohm-cm @Temperature 760 °C	0.0001369 ohm-cm @Temperature 1400 °F
	0.0001379 ohm-cm @Temperature 649 °C	0.0001379 ohm-cm @Temperature 1200 °F
Magnetic Permeability	1.0006 @Temperature 23.9 °C	1.0006 @Temperature 75.0 °F	200 Oersted

Descriptive Properties	Value	Comments
Corrosion Rate mils per year	>200	10% Hydrochloric Acid, Boiling
	0	Aqua Regia, Ambient
	0	20% Formaldehyde, Boiling
	0	20% Cupric Chloride, Ambient
	0	45% Ferric Chloride, Ambient
	0	10% Ammonium Sulfate, Boiling
	1	40% Nitric Acid, Boiling
	1.8	"Green Death Solution", Boiling
	2	10% Sulfuric Acid, Boiling

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