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Sold by 2CheckOut.com Inc. (Ohio, USA).

 

 

 

Component    Wt. %
C 0.38 - 0.43
Cr 0.8 - 1.1
Fe 96.785 - 97.84
Mn 0.7 - 1
Mo 0.15 - 0.25
P Max 0.035
S Max 0.04
Si 0.15 - 0.3
Physical Properties Metric English Comments
Density 7.85 g/cc 0.284 lb/in³  

Mechanical Properties
Hardness, Brinell 277 277  
Hardness, Knoop 302 302  Converted from Brinell hardness.
Hardness, Rockwell B 99 99  Converted from Brinell hardness.
Hardness, Rockwell C 28 28  Converted from Brinell hardness.
Hardness, Vickers 292 292  Converted from Brinell hardness.
Tensile Strength, Ultimate 883 MPa 128000 psi  
Tensile Strength, Yield 685 MPa 99400 psi  
Elongation at Break 19.2 % 19.2 %  in 50 mm
Reduction of Area 60.4 % 60.4 %  
Modulus of Elasticity 205 GPa 29700 ksi  Typical for steel
Bulk Modulus 140 GPa 20300 ksi  Typical for steel.
Poisson's Ratio 0.29 0.29  Calculated
Machinability 65 % 65 %  Based on AISI 1212 as 100% machinability.
Shear Modulus 80 GPa 11600 ksi  Typical for steel.

Electrical Properties
Electrical Resistivity 2.2e-005 ohm-cm 2.2e-005 ohm-cm  specimen hardened and tempered; 20°C (68°F)
Electrical Resistivity at Elevated Temperature 2.63e-005 ohm-cm 2.63e-005 ohm-cm  specimen hardened and tempered; 100°C (212°F)
Electrical Resistivity at Elevated Temperature 3.26e-005 ohm-cm 3.26e-005 ohm-cm  specimen hardened and tempered; 200°C (390°F)
Electrical Resistivity at Elevated Temperature 4.75e-005 ohm-cm 4.75e-005 ohm-cm  specimen hardened and tempered; 400°C (750°F)
Electrical Resistivity at Elevated Temperature 6.46e-005 ohm-cm 6.46e-005 ohm-cm  specimen hardened and tempered; 600°C (1110°F)

Thermal Properties
CTE, linear 20°C 12.2 µm/m-°C 6.78 µin/in-°F  0-100°C (32-212°F)
CTE, linear 250°C 13.7 µm/m-°C 7.61 µin/in-°F  20-400°C (68-750°F)
CTE, linear 500°C 14.6 µm/m-°C 8.11 µin/in-°F  20-600°C (68-1110°F)
Specific Heat Capacity at Elevated Temperature 0.473 J/g-°C 0.113 BTU/lb-°F  150-200°C
Specific Heat Capacity at Elevated Temperature 0.519 J/g-°C 0.124 BTU/lb-°F  350-400°C
Specific Heat Capacity at Elevated Temperature 0.561 J/g-°C 0.134 BTU/lb-°F  550-600°C
Thermal Conductivity 42.6 W/m-K 296 BTU-in/hr-ft²-°F  100°C
Thermal Conductivity at Elevated Temperature 33 W/m-K 229 BTU-in/hr-ft²-°F  600°C
Thermal Conductivity at Elevated Temperature 37.7 W/m-K 262 BTU-in/hr-ft²-°F  400°C
Thermal Conductivity at Elevated Temperature 42.2 W/m-K 293 BTU-in/hr-ft²-°F  200°C
 

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