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EN 1.4123 Stainless Steel vs. AWS E307

Both EN 1.4123 stainless steel and AWS E307 are iron alloys. They have 82% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4123 stainless steel and the bottom bar is AWS E307.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Tensile Strength: Ultimate (UTS), MPa 720 to 810
660

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 23
15
Thermal Expansion, µm/m-K 10
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 10
17
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 4.2
3.5
Embodied Energy, MJ/kg 62
49
Embodied Water, L/kg 120
160

Common Calculations

PREN (Pitting Resistance) 24
23
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26 to 29
24
Strength to Weight: Bending, points 23 to 25
22
Thermal Diffusivity, mm2/s 6.3
4.1
Thermal Shock Resistance, points 26 to 29
17

Alloy Composition

Carbon (C), % 0.35 to 0.5
0.040 to 0.14
Chromium (Cr), % 14 to 16.5
18 to 21.5
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 76.7 to 84.6
59.6 to 69.2
Manganese (Mn), % 0 to 1.0
3.3 to 4.8
Molybdenum (Mo), % 1.0 to 2.5
0.5 to 1.5
Nickel (Ni), % 0 to 0.5
9.0 to 10.7
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0 to 1.5
0