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EN 1.4123 Stainless Steel vs. S15700 Stainless Steel

Both EN 1.4123 stainless steel and S15700 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, 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 S15700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 250
200 to 460
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 720 to 810
1180 to 1890

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 390
400
Maximum Temperature: Mechanical, °C 840
870
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 23
16
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 10
15
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 4.2
3.4
Embodied Energy, MJ/kg 62
47
Embodied Water, L/kg 120
140

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
42 to 67
Strength to Weight: Bending, points 23 to 25
32 to 43
Thermal Diffusivity, mm2/s 6.3
4.2
Thermal Shock Resistance, points 26 to 29
39 to 63

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Carbon (C), % 0.35 to 0.5
0 to 0.090
Chromium (Cr), % 14 to 16.5
14 to 16
Iron (Fe), % 76.7 to 84.6
69.6 to 76.8
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 1.0 to 2.5
2.0 to 3.0
Nickel (Ni), % 0 to 0.5
6.5 to 7.7
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

Comparable Variants