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Rulon Bearings

403 Stainless Steel, soft tempered, wire 6.4 mm diameter
Categories: Metal; Ferrous Metal; Heat Resisting; Stainless Steel; T 400 Series Stainless Steel

Material Notes: Applications: Compressor blades, turbine parts.

Key Words: UNS S40300, AMS 5611, AMS 5612, ASTM A176, ASTM A276, ASTM A314, ASTM A473, ASTM A479, ASTM A511, ASTM A580, FED QQ-S-763, MIL SPEC MIL-S-863, B.S. En. 56 B, martensitic, SAE J405 (51403), DIN 1.4024, AFNOR Z 12 C 13 M, JIS SIS 403, B.S. 420 S 29, ISO 683/13 3
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Physical PropertiesMetricEnglishComments
Density 7.80 g/cc0.282 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 159159Converted from Rockwell B hardness.
Hardness, Knoop 176176Converted from Rockwell B hardness.
Hardness, Rockwell B 9292
Hardness, Vickers 201201Converted from Rockwell B hardness.
Tensile Strength, Ultimate 655 MPa95000 psi
Tensile Strength, Yield 550 MPa
@Strain 0.2 %
79800 psi
@Strain 0.2 %
Elongation at Break 15 %15 %in 50 mm
Modulus of Elasticity 200 GPa29000 ksi
Poissons Ratio 0.300.30
Fatigue Strength  275 MPa
@Diameter 25.0 mm
39900 psi
@Diameter 0.984 in
tempered
 380 MPa
@Diameter 25.0 mm
55100 psi
@Diameter 0.984 in
Annealed
Shear Modulus 76.0 GPa11000 ksi
Izod Impact 102 J75.2 ft-lbtempered
 122 J90.0 ft-lbannealed
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.0000570 ohm-cm
@Temperature 20.0 °C
0.0000570 ohm-cm
@Temperature 68.0 °F
 
Thermal PropertiesMetricEnglishComments
CTE, linear  9.90 µm/m-°C
@Temperature 0.000 - 100 °C
5.50 µin/in-°F
@Temperature 32.0 - 212 °F
 11.3 µm/m-°C
@Temperature 0.000 - 315 °C
6.28 µin/in-°F
@Temperature 32.0 - 599 °F
 11.5 µm/m-°C
@Temperature 0.000 - 540 °C
6.39 µin/in-°F
@Temperature 32.0 - 1000 °F
 11.7 µm/m-°C
@Temperature 0.000 - 650 °C
6.50 µin/in-°F
@Temperature 32.0 - 1200 °F
Specific Heat Capacity 0.460 J/g-°C
@Temperature 0.000 - 100 °C
0.110 BTU/lb-°F
@Temperature 32.0 - 212 °F
Thermal Conductivity  21.5 W/m-K
@Temperature 500 °C
149 BTU-in/hr-ft²-°F
@Temperature 932 °F
 24.9 W/m-K
@Temperature 100 °C
173 BTU-in/hr-ft²-°F
@Temperature 212 °F
Melting Point 1480 - 1530 °C2700 - 2790 °F
Solidus 1480 °C2700 °F
Liquidus 1530 °C2790 °F
 
Component Elements PropertiesMetricEnglishComments
Carbon, C <= 0.15 %<= 0.15 %
Chromium, Cr 12.3 %12.3 %
Iron, Fe 86 %86 %
Manganese, Mn <= 1.0 %<= 1.0 %
Phosphorus, P <= 0.040 %<= 0.040 %
Silicon, Si <= 0.50 %<= 0.50 %
Sulfur, S <= 0.030 %<= 0.030 %

References for this datasheet.

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