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S30415 Stainless Steel vs. Grade TDC Steel

Both S30415 stainless steel and grade TDC steel are iron alloys. They have 71% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is S30415 stainless steel and the bottom bar is grade TDC steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
510
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 670
1700

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 940
400
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 21
51
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 15
1.9
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.4
Embodied Energy, MJ/kg 43
19
Embodied Water, L/kg 140
47

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
60
Strength to Weight: Bending, points 22
40
Thermal Diffusivity, mm2/s 5.6
14
Thermal Shock Resistance, points 15
50

Alloy Composition

Carbon (C), % 0.040 to 0.060
0.6 to 0.75
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 19
0 to 0.3
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 67.8 to 71.8
98 to 99.4
Manganese (Mn), % 0 to 0.8
0.5 to 1.2
Nickel (Ni), % 9.0 to 10
0
Nitrogen (N), % 0.12 to 0.18
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 1.0 to 2.0
0.1 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.020