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S20910 Stainless Steel vs. EN 1.4029 Stainless Steel

Both S20910 stainless steel and EN 1.4029 stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 30 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 S20910 stainless steel and the bottom bar is EN 1.4029 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 39
10 to 20
Fatigue Strength, MPa 310 to 460
270 to 400
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
76
Shear Strength, MPa 500 to 570
440 to 550
Tensile Strength: Ultimate (UTS), MPa 780 to 940
700 to 930
Tensile Strength: Yield (Proof), MPa 430 to 810
410 to 740

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 460
390
Maximum Temperature: Mechanical, °C 1080
750
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
30
Thermal Expansion, µm/m-K 16
10

Otherwise Unclassified Properties

Base Metal Price, % relative 22
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.0
Embodied Energy, MJ/kg 68
28
Embodied Water, L/kg 180
100

Common Calculations

PREN (Pitting Resistance) 34
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
89 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
440 to 1410
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 33
25 to 33
Strength to Weight: Bending, points 24 to 27
23 to 27
Thermal Diffusivity, mm2/s 3.6
8.1
Thermal Shock Resistance, points 17 to 21
26 to 34

Alloy Composition

Carbon (C), % 0 to 0.060
0.25 to 0.32
Chromium (Cr), % 20.5 to 23.5
12 to 13.5
Iron (Fe), % 52.1 to 62.1
82.8 to 87.6
Manganese (Mn), % 4.0 to 6.0
0 to 1.5
Molybdenum (Mo), % 1.5 to 3.0
0 to 0.6
Nickel (Ni), % 11.5 to 13.5
0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0.15 to 0.25
Vanadium (V), % 0.1 to 0.3
0

Comparable Variants