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S46910 Stainless Steel vs. EN 1.7720 Steel

Both S46910 stainless steel and EN 1.7720 steel are iron alloys. They have 73% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S46910 stainless steel and the bottom bar is EN 1.7720 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270 to 630
180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 2.2 to 11
19
Fatigue Strength, MPa 250 to 1020
230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 680 to 2470
590
Tensile Strength: Yield (Proof), MPa 450 to 2290
340

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 810
410
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 18
2.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.1
2.2
Embodied Energy, MJ/kg 55
30
Embodied Water, L/kg 140
51

Common Calculations

PREN (Pitting Resistance) 25
2.1
Resilience: Ultimate (Unit Rupture Work), MJ/m3 48 to 130
97
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 4780
300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 86
21
Strength to Weight: Bending, points 22 to 51
20
Thermal Shock Resistance, points 23 to 84
17

Alloy Composition

Aluminum (Al), % 0.15 to 0.5
0
Carbon (C), % 0 to 0.030
0.1 to 0.15
Chromium (Cr), % 11 to 13
0.3 to 0.5
Copper (Cu), % 1.5 to 3.5
0 to 0.3
Iron (Fe), % 65 to 76
96.6 to 98.6
Manganese (Mn), % 0 to 1.0
0.4 to 0.7
Molybdenum (Mo), % 3.0 to 5.0
0.4 to 0.6
Nickel (Ni), % 8.0 to 10
0 to 0.4
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.7
0 to 0.45
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0.5 to 1.2
0
Vanadium (V), % 0
0.22 to 0.3