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S44735 Stainless Steel vs. AWS ERTi-1

S44735 stainless steel belongs to the iron alloys classification, while AWS ERTi-1 belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S44735 stainless steel and the bottom bar is AWS ERTi-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 21
24
Fatigue Strength, MPa 300
120
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 82
41
Tensile Strength: Ultimate (UTS), MPa 630
240
Tensile Strength: Yield (Proof), MPa 460
170

Thermal Properties

Latent Heat of Fusion, J/g 310
420
Maximum Temperature: Mechanical, °C 1100
320
Melting Completion (Liquidus), °C 1460
1670
Melting Onset (Solidus), °C 1420
1620
Specific Heat Capacity, J/kg-K 480
540
Thermal Expansion, µm/m-K 11
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 21
37
Density, g/cm3 7.7
4.5
Embodied Carbon, kg CO2/kg material 4.4
31
Embodied Energy, MJ/kg 61
510
Embodied Water, L/kg 180
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
52
Resilience: Unit (Modulus of Resilience), kJ/m3 520
140
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
35
Strength to Weight: Axial, points 23
15
Strength to Weight: Bending, points 21
19
Thermal Shock Resistance, points 20
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 28 to 30
0
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 60.7 to 68.4
0 to 0.080
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.6 to 4.2
0
Nickel (Ni), % 0 to 1.0
0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.045
0 to 0.012
Oxygen (O), % 0
0.030 to 0.1
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0.2 to 1.0
99.773 to 99.97