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AWS ERTi-7 vs. EN 1.4530 Stainless Steel

AWS ERTi-7 belongs to the titanium alloys classification, while EN 1.4530 stainless steel belongs to the iron alloys. There are 19 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 AWS ERTi-7 and the bottom bar is EN 1.4530 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 340
1030 to 1370

Thermal Properties

Latent Heat of Fusion, J/g 420
270
Maximum Temperature: Mechanical, °C 320
790
Melting Completion (Liquidus), °C 1670
1460
Melting Onset (Solidus), °C 1620
1410
Specific Heat Capacity, J/kg-K 540
470
Thermal Expansion, µm/m-K 8.7
11

Otherwise Unclassified Properties

Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 47
3.4
Embodied Energy, MJ/kg 800
46
Embodied Water, L/kg 470
130

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 21
36 to 48
Strength to Weight: Bending, points 24
29 to 35
Thermal Shock Resistance, points 26
35 to 47

Alloy Composition

Aluminum (Al), % 0
0.6 to 0.8
Carbon (C), % 0 to 0.030
0 to 0.015
Chromium (Cr), % 0
11.5 to 12.5
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.12
74.4 to 77.3
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 0
1.9 to 2.2
Nickel (Ni), % 0
8.5 to 9.5
Nitrogen (N), % 0 to 0.015
0 to 0.010
Oxygen (O), % 0.080 to 0.16
0
Palladium (Pd), % 0.12 to 0.25
0
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0
0 to 0.0050
Titanium (Ti), % 99.417 to 99.8
0.28 to 0.37