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Rulon Bearings

Outokumpu 4028 Martensitic Stainless Steel
Categories: Metal; Ferrous Metal; Martensitic; Stainless Steel
Material Notes: Moderate corrosion resistant stainless steel hardenable up to 1000N/mm2. Re-sulphurized steel improves machining properties.

Applications:

  • Shafts
  • Knives
  • Fasteners
  • Surgical applications
  • Domestic applications

Available in cold rolled narrow strip and rod forms.
Key Words: EN 1.4028; ASTM 420; JIS SUS 420J2
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.
 
Physical PropertiesMetricEnglishComments
Density 7.70 g/cc0.278 lb/in³RT
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield 600 MPa
@Strain 0.2 %		87000 psi
@Strain 0.2 %		EN min., RT; EN 10002-1
Modulus of Elasticity 215 GPa31200 ksiRT
 190 GPa
@Temperature 400 °C		27600 ksi
@Temperature 752 °F
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.0000650 ohm-cm0.0000650 ohm-cmRT
 
Thermal PropertiesMetricEnglishComments
CTE, linear  10.5 µm/m-°C
@Temperature 100 °C		5.83 µin/in-°F
@Temperature 212 °F
 12.0 µm/m-°C
@Temperature 400 °C		6.67 µin/in-°F
@Temperature 752 °F
Specific Heat Capacity 0.460 J/g-°C0.110 BTU/lb-°FRT
Thermal Conductivity 30.0 W/m-K208 BTU-in/hr-ft²-°FRT
 25.0 W/m-K
@Temperature 400 °C		174 BTU-in/hr-ft²-°F
@Temperature 752 °F
 
Component Elements PropertiesMetricEnglishComments
Carbon, C 0.30 %0.30 %
Chromium, Cr 12.5 %12.5 %
Iron, Fe 87.2 %87.2 %

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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