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Overview of materials for Medium Alloy Steel

Physical Properties Metric English Comments
Density  6.60 - 7.86 g/cc 0.238 - 0.284 lb/in³ Average value: 7.74 g/cc Grade Count:12
Particle Size  6.70 - 12.0 µm 6.70 - 12.0 µm Average value: 9.27 µm Grade Count:4
 
Mechanical Properties Metric English Comments
Hardness, Knoop  228 - 682 228 - 682 Average value: 491 Grade Count:8
Hardness, Rockwell C  15.0 - 70.0 15.0 - 70.0 Average value: 49.1 Grade Count:11
Hardness, Vickers  219 - 661 219 - 661 Average value: 474 Grade Count:8
Tensile Strength, Ultimate  650 - 2310 MPa 94300 - 335000 psi Average value: 1650 MPa Grade Count:9
Tensile Strength, Yield  550 - 2000 MPa 79800 - 290000 psi Average value: 1390 MPa Grade Count:9
Elongation at Break  7.00 - 30.0 % 7.00 - 30.0 % Average value: 14.8 % Grade Count:8
Modulus of Elasticity  207 - 207 GPa 30000 - 30000 ksi Average value: 207 GPa Grade Count:3
Bulk Modulus  140 GPa 20300 ksi Average value: 140 GPa Grade Count:8
Shear Modulus  80.0 GPa 11600 ksi Average value: 80.0 GPa Grade Count:8
 
Thermal Properties Metric English Comments
CTE, linear  10.6 - 14.7 µm/m-°C 5.89 - 8.17 µin/in-°F Average value: 12.4 µm/m-°C Grade Count:11
 
Processing Properties Metric English Comments
Processing Temperature  175 - 955 °C 347 - 1750 °F Average value: 614 °C Grade Count:8
Annealing Temperature  760 - 815 °C 1400 - 1500 °F Average value: 787 °C Grade Count:8
 
Component Elements Properties Metric English Comments
Carbon, C  0.400 - 1.00 % 0.400 - 1.00 % Average value: 0.540 % Grade Count:15
Chromium, Cr  0.350 - 5.25 % 0.350 - 5.25 % Average value: 1.89 % Grade Count:8
Iron, Fe  91.6 - 97.6 % 91.6 - 97.6 % Average value: 95.5 % Grade Count:15
Manganese, Mn  0.250 - 2.00 % 0.250 - 2.00 % Average value: 0.590 % Grade Count:15
Molybdenum, Mo  0.300 - 1.30 % 0.300 - 1.30 % Average value: 0.664 % Grade Count:15
Nickel, Ni  0.300 % 0.300 % Average value: 0.300 % Grade Count:4
Phosphorous, P  0.0300 % 0.0300 % Average value: 0.0300 % Grade Count:8
Silicon, Si  0.300 - 2.00 % 0.300 - 2.00 % Average value: 1.14 % Grade Count:14
Sulfur, S  0.0300 % 0.0300 % Average value: 0.0300 % Grade Count:8
Vanadium, V  0.230 - 0.500 % 0.230 - 0.500 % Average value: 0.411 % Grade Count:14

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