ATI Allegheny Ludlum Stainless Steel Type 321 (UNS S32100)

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

ATI Allegheny Ludlum Stainless Steel Type 321 (UNS S32100)
Categories:	Metal; Ferrous Metal; Stainless Steel; T 300 Series Stainless Steel
Material Notes:	AL 321 is a stabilized stainless steel which offers excellent resistance to intergranular corrosion following exposure to temperatures in the chromium carbide precipitation range from 800° to 1500°C. The addition of titanium stabilizes against chromium carbide formation. Tensile and hardness data below per ASTM A 240 and ASME SA-240 Information provided by Allegheny Ludlum Corporation.
Key Words:	Specs for plate sheet & strip: ASTM A 240, ASTM A 240 M; ASME SA-240, ASME SA-240M; AMS 5510
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.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Metric	English	Comments

Density	7.92 g/cc	0.286 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	<= 217	<= 217	plate
Hardness, Rockwell B	<= 95	<= 95	sheet or strip
Tensile Strength, Ultimate	>= 515 MPa	>= 74700 psi
Tensile Strength, Yield	>= 205 MPa @Strain 0.2 %	>= 29700 psi @Strain 0.2 %
Elongation at Break	>= 40 %	>= 40 %	in 2" (50 mm)
Tensile Modulus	193 GPa	28000 ksi
Fatigue Strength	180 MPa	26100 psi	endurance limit; test conditions not reported

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000720 ohm-cm	0.0000720 ohm-cm
Magnetic Permeability	<= 1.02	<= 1.02	typically < 1.02 at 200H; increases with cold work.

Thermal Properties	Metric	English	Comments
CTE, linear	16.6 µm/m-°C @Temperature 20.0 - 100 °C	9.22 µin/in-°F @Temperature 68.0 - 212 °F
	18.9 µm/m-°C @Temperature 20.0 - 600 °C	10.5 µin/in-°F @Temperature 68.0 - 1110 °F
	20.5 µm/m-°C @Temperature 20.0 - 1000 °C	11.4 µin/in-°F @Temperature 68.0 - 1830 °F
Specific Heat Capacity	0.500 J/g-°C	0.120 BTU/lb-°F
Thermal Conductivity	16.3 W/m-K @Temperature 20.0 - 100 °C	113 BTU-in/hr-ft²-°F @Temperature 68.0 - 212 °F
Melting Point	1398 - 1446 °C	2548 - 2635 °F
Solidus	1398 °C	2548 °F
Liquidus	1446 °C	2635 °F
Maximum Service Temperature, Air	816 °C	1500 °F	good for prolonged service

Component Elements Properties	Metric	English	Comments
Carbon, C	<= 0.080 %	<= 0.080 %
Chromium, Cr	17 - 19 %	17 - 19 %
Iron, Fe	70 %	70 %	as balance
Manganese, Mn	<= 2.0 %	<= 2.0 %
Nickel, Ni	9.0 - 12 %	9.0 - 12 %
Nitrogen, N	<= 0.10 %	<= 0.10 %
Phosphorus, P	<= 0.045 %	<= 0.045 %
Silicon, Si	<= 0.75 %	<= 0.75 %
Sulfur, S	<= 0.030 %	<= 0.030 %
Titanium, Ti	<= 0.70 %	<= 0.70 %

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.

Users viewing this material also viewed the following:
AISI 321 Cast Stainless Steel, ASTM A276 Hot Formed
Goodfellow Havar® High-Strength Non-Magnetic Cobalt-Base Alloy
321 Stainless Steel, annealed bar
ATI Allegheny Ludlum Stainless Steel Type 347 (UNS S34700)
304 Stainless Steel

NL321 / 17881

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message