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S21603 Stainless Steel vs. Grade TDSiCrV Steel

Both S21603 stainless steel and grade TDSiCrV steel are iron alloys. They have 65% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is S21603 stainless steel and the bottom bar is grade TDSiCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
630
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Reduction in Area, % 57
48
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 690
2100

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Mechanical, °C 990
420
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 17
2.3
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.6
1.9
Embodied Energy, MJ/kg 50
26
Embodied Water, L/kg 160
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
75
Strength to Weight: Bending, points 22
47
Thermal Shock Resistance, points 15
63

Alloy Composition

Carbon (C), % 0 to 0.030
0.5 to 0.7
Chromium (Cr), % 17.5 to 22
0.5 to 1.0
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 57.6 to 67.8
96.1 to 97.8
Manganese (Mn), % 7.5 to 9.0
0.4 to 0.9
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 5.0 to 7.0
0
Nitrogen (N), % 0.25 to 0.5
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 0.75
1.2 to 1.7
Sulfur (S), % 0 to 0.030
0 to 0.020
Vanadium (V), % 0
0.1 to 0.25