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EN 1.7380 Steel vs. S46910 Stainless Steel

Both EN 1.7380 steel and S46910 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.7380 steel and the bottom bar is S46910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 170
270 to 630
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19 to 20
2.2 to 11
Fatigue Strength, MPa 200 to 230
250 to 1020
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Shear Strength, MPa 330 to 350
410 to 1410
Tensile Strength: Ultimate (UTS), MPa 540 to 550
680 to 2470
Tensile Strength: Yield (Proof), MPa 290 to 330
450 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 460
810
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
18
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.8
4.1
Embodied Energy, MJ/kg 23
55
Embodied Water, L/kg 59
140

Common Calculations

PREN (Pitting Resistance) 5.6
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 87 to 98
48 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 280
510 to 4780
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19 to 20
24 to 86
Strength to Weight: Bending, points 19
22 to 51
Thermal Shock Resistance, points 15 to 16
23 to 84

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.5
Carbon (C), % 0.080 to 0.14
0 to 0.030
Chromium (Cr), % 2.0 to 2.5
11 to 13
Copper (Cu), % 0 to 0.3
1.5 to 3.5
Iron (Fe), % 94.6 to 96.6
65 to 76
Manganese (Mn), % 0.4 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.1
3.0 to 5.0
Nickel (Ni), % 0
8.0 to 10
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.7
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0
0.5 to 1.2

Comparable Variants