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S35500 Stainless Steel vs. EN 1.7707 Steel

Both S35500 stainless steel and EN 1.7707 steel are iron alloys. They have 79% of their average alloy composition in common. There are 31 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 S35500 stainless steel and the bottom bar is EN 1.7707 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14
11
Fatigue Strength, MPa 690 to 730
500
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 810 to 910
600
Tensile Strength: Ultimate (UTS), MPa 1330 to 1490
1010
Tensile Strength: Yield (Proof), MPa 1200 to 1280
800

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 870
460
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
39
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 16
3.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.5
1.9
Embodied Energy, MJ/kg 47
27
Embodied Water, L/kg 130
58

Common Calculations

PREN (Pitting Resistance) 27
3.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
110
Resilience: Unit (Modulus of Resilience), kJ/m3 3610 to 4100
1690
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 47 to 53
36
Strength to Weight: Bending, points 34 to 37
29
Thermal Diffusivity, mm2/s 4.4
11
Thermal Shock Resistance, points 44 to 49
29

Alloy Composition

Carbon (C), % 0.1 to 0.15
0.26 to 0.34
Chromium (Cr), % 15 to 16
2.3 to 2.7
Iron (Fe), % 73.2 to 77.7
94.7 to 96.8
Manganese (Mn), % 0.5 to 1.3
0.4 to 0.7
Molybdenum (Mo), % 2.5 to 3.2
0.15 to 0.25
Nickel (Ni), % 4.0 to 5.0
0 to 0.6
Niobium (Nb), % 0.1 to 0.5
0
Nitrogen (N), % 0.070 to 0.13
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Vanadium (V), % 0
0.1 to 0.2