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AISI 334 Stainless Steel vs. AWS ERTi-7

AISI 334 stainless steel belongs to the iron alloys classification, while AWS ERTi-7 belongs to the titanium alloys. There are 24 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 AISI 334 stainless steel and the bottom bar is AWS ERTi-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
20
Fatigue Strength, MPa 150
190
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 540
340
Tensile Strength: Yield (Proof), MPa 190
280

Thermal Properties

Latent Heat of Fusion, J/g 290
420
Maximum Temperature: Mechanical, °C 1000
320
Melting Completion (Liquidus), °C 1410
1670
Melting Onset (Solidus), °C 1370
1620
Specific Heat Capacity, J/kg-K 480
540
Thermal Expansion, µm/m-K 16
8.7

Otherwise Unclassified Properties

Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 4.1
47
Embodied Energy, MJ/kg 59
800
Embodied Water, L/kg 170
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
64
Resilience: Unit (Modulus of Resilience), kJ/m3 96
360
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 19
21
Strength to Weight: Bending, points 19
24
Thermal Shock Resistance, points 12
26

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 18 to 20
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 55.7 to 62.7
0 to 0.12
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 19 to 21
0
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Palladium (Pd), % 0
0.12 to 0.25
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0.15 to 0.6
99.417 to 99.8