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Ensinger PEI

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AISI Type S20910 Stainless Steel, high strength, 25-50 mm bar diameter
Categories: Metal; Ferrous Metal; Heat Resisting; Stainless Steel; T S20000 Series Stainless Steel
Material Notes: Austenitic, corrosion resistant. Applications in the petroleum, chemical, pulp and paper, textile, food processing, and marine industries; combines good corrosion resistance and high strength. Components include pumps, valves and fittings, fasteners, cables, chains, screens and wire cloth, marine hardware, boat shafting, heat exchange parts, springs, and photographic equipment.
Key Words: UNS S20910, AMS 5764, AMS 5861, ASME SA182(XM-19), ASME SA240 (XM-19), ASME SA249 (XM-19), ASME SA312 (XM-19), ASME SA403(XM-19), ASME SA412 (XM-19), ASME SA479 (XM-19), ASTM A183 (XM-19), ASTM A240 (XM-19), ASTM A249 (XM-19), ASTM A269 (XM-19), ASTM A276 (XM-19), ASTM A312 (XM-19), ASTM A403 (XM-19), ASTM A412 (XM-19), ASTM A429 (XM-19), ASTM A479 (XM-19), ASTM A580 (XM-19)
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Physical PropertiesOriginal ValueComments
Density 7.89 g/cc
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength, Ultimate 1034 MPa
 683 MPa
@Temperature 595 °C
 710 MPa
@Temperature 540 °C
 765 MPa
@Temperature 425 °C
 807 MPa
@Temperature 315 °C
 855 MPa
@Temperature 205 °C
 931 MPa
@Temperature 95.0 °C
Tensile Strength, Yield 869.0 MPa
@Strain 0.2 %
 531 MPa
@Strain 0.2 %,
Temperature 595 °C
 552 MPa
@Strain 0.2 %,
Temperature 540 °C
 593 MPa
@Strain 0.2 %,
Temperature 425 °C
 641 MPa
@Strain 0.2 %,
Temperature 315 °C
 696 MPa
@Strain 0.2 %,
Temperature 205 °C
 772 MPa
@Strain 0.2 %,
Temperature 95.0 °C
Elongation at Break 29 %Gage length is 4x diameter
 26 %
@Temperature 595 °C		Gage length is 4x diameter
 27 %
@Temperature 205 °C		Gage length is 4x diameter
 27 %
@Temperature 540 °C		Gage length is 4x diameter
 27.5 %
@Temperature 315 °C		Gage length is 4x diameter
 28 %
@Temperature 95.0 °C		Gage length is 4x diameter
 28.5 %
@Temperature 425 °C		Gage length is 4x diameter
Modulus of Elasticity 200 GPaTypical for stainless steel
Machinability 21 %Based on 100% machinability for AISI 1212 steel.
Charpy Impact 42.0 J
@Diameter 25.0 mm,
Temperature -195 °C		bar
 56.0 J
@Diameter 38.0 mm,
Temperature -195 °C		bar
 65.0 J
@Diameter 25.0 mm,
Temperature -130 °C		bar
 84.0 J
@Diameter 38.0 mm,
Temperature -130 °C		bar
 155 J
@Diameter 25.0 mm,
Temperature -60.0 °C		bar
 171 J
@Diameter 25.0 mm,
Temperature 27.0 °C		bar
 178 J
@Diameter 38.0 mm,
Temperature -60.0 °C		bar
 201 J
@Diameter 50.0 mm,
Temperature 27.0 °C		BAR
 203 J
@Diameter 38.0 mm,
Temperature 27.0 °C		bar
 
Electrical PropertiesOriginal ValueComments
Electrical Resistivity 0.0000820 ohm-cm
@Temperature 23.0 °C
 
Thermal PropertiesOriginal ValueComments
CTE, linear 16.2 µm/m-°C
@Temperature 20.0 - 95.0 °C
 16.6 µm/m-°C
@Temperature 20.0 - 205 °C		annealed condition
 17.3 µm/m-°C
@Temperature 20.0 - 315 °C
 17.8 µm/m-°C
@Temperature 20.0 - 425 °C		annealed condition
 18.4 µm/m-°C
@Temperature 20.0 - 540 °C
 18.9 µm/m-°C
@Temperature 20.0 - 650 °C		annealed condition
 19.4 µm/m-°C
@Temperature 20.0 - 760 °C		annealed condition
 20.0 µm/m-°C
@Temperature 20.0 - 870 °C		annealed condition
Specific Heat Capacity 0.480 J/g-°CTypical value for stainless steel.
Thermal Conductivity 15.6 W/m-K
@Temperature 150 °C
 17.8 W/m-K
@Temperature 315 °C
 20.4 W/m-K
@Temperature 480 °C
 23.0 W/m-K
@Temperature 650 °C
 25.3 W/m-K
@Temperature 815 °C
 
Component Elements PropertiesOriginal ValueComments
Carbon, C <= 0.060 %
Chromium, Cr 22 %
Iron, Fe 56 %
Manganese, Mn 5.0 %
Molybdenum, Mo 2.25 %
Nickel, Ni 12.5 %
Niobium, Nb (Columbium, Cb) 0.20 %
Nitrogen, N 0.30 %
Phosphorus, P <= 0.040 %
Silicon, Si <= 1.0 %
Sulfur, S <= 0.030 %
Vanadium, V 0.20 %

References for this datasheet.

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