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EN 1.3975 Stainless Steel vs. Grade TDC Steel

Both EN 1.3975 stainless steel and grade TDC steel are iron alloys. They have 63% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is EN 1.3975 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 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
80
Tensile Strength: Ultimate (UTS), MPa 660
1700

Thermal Properties

Latent Heat of Fusion, J/g 340
250
Maximum Temperature: Mechanical, °C 910
400
Melting Completion (Liquidus), °C 1360
1450
Melting Onset (Solidus), °C 1320
1410
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
1.9
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 3.3
1.4
Embodied Energy, MJ/kg 47
19
Embodied Water, L/kg 150
47

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 24
60
Strength to Weight: Bending, points 22
40
Thermal Shock Resistance, points 15
50

Alloy Composition

Carbon (C), % 0 to 0.050
0.6 to 0.75
Chromium (Cr), % 16 to 18
0 to 0.3
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 58.2 to 65.4
98 to 99.4
Manganese (Mn), % 7.0 to 9.0
0.5 to 1.2
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 8.0 to 9.0
0
Nitrogen (N), % 0.080 to 0.18
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 3.5 to 4.5
0.1 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.020