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EN 1.4612 Stainless Steel vs. AWS E33-31

Both EN 1.4612 stainless steel and AWS E33-31 are iron alloys. They have 54% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4612 stainless steel and the bottom bar is AWS E33-31.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 11
29
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
81
Tensile Strength: Ultimate (UTS), MPa 1690 to 1850
810

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Melting Completion (Liquidus), °C 1450
1380
Melting Onset (Solidus), °C 1400
1330
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
14

Otherwise Unclassified Properties

Base Metal Price, % relative 16
36
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.6
6.0
Embodied Energy, MJ/kg 50
86
Embodied Water, L/kg 140
260

Common Calculations

PREN (Pitting Resistance) 19
44
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 60 to 65
28
Strength to Weight: Bending, points 40 to 43
24
Thermal Shock Resistance, points 58 to 63
19

Alloy Composition

Aluminum (Al), % 1.4 to 1.8
0
Carbon (C), % 0 to 0.015
0 to 0.030
Chromium (Cr), % 11 to 12.5
31 to 35
Copper (Cu), % 0
0.4 to 0.8
Iron (Fe), % 71.5 to 75.5
24.7 to 34.8
Manganese (Mn), % 0 to 0.1
2.5 to 4.0
Molybdenum (Mo), % 1.8 to 2.3
1.0 to 2.0
Nickel (Ni), % 10.2 to 11.3
30 to 32
Nitrogen (N), % 0 to 0.010
0.3 to 0.5
Phosphorus (P), % 0 to 0.010
0 to 0.020
Silicon (Si), % 0 to 0.1
0 to 0.9
Sulfur (S), % 0 to 0.0050
0 to 0.010
Titanium (Ti), % 0.2 to 0.5
0