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S32750 Stainless Steel vs. AWS ERTi-12

S32750 stainless steel belongs to the iron alloys classification, while AWS ERTi-12 belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S32750 stainless steel and the bottom bar is AWS ERTi-12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 17
12
Fatigue Strength, MPa 360
200
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 81
41
Tensile Strength: Ultimate (UTS), MPa 860
480
Tensile Strength: Yield (Proof), MPa 590
340

Thermal Properties

Latent Heat of Fusion, J/g 300
420
Maximum Temperature: Mechanical, °C 1100
320
Melting Completion (Liquidus), °C 1450
1670
Melting Onset (Solidus), °C 1400
1620
Specific Heat Capacity, J/kg-K 480
540
Thermal Conductivity, W/m-K 15
21
Thermal Expansion, µm/m-K 12
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 21
37
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 4.1
31
Embodied Energy, MJ/kg 56
510
Embodied Water, L/kg 180
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
52
Resilience: Unit (Modulus of Resilience), kJ/m3 860
550
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 31
30
Strength to Weight: Bending, points 26
30
Thermal Diffusivity, mm2/s 4.0
8.7
Thermal Shock Resistance, points 25
37

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0 to 0.5
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 58.1 to 66.8
0 to 0.15
Manganese (Mn), % 0 to 1.2
0
Molybdenum (Mo), % 3.0 to 5.0
0.2 to 0.4
Nickel (Ni), % 6.0 to 8.0
0.060 to 0.090
Nitrogen (N), % 0.24 to 0.32
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.8
0
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0
99.147 to 99.66