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EN 1.4938 Stainless Steel vs. S46910 Stainless Steel

Both EN 1.4938 stainless steel and S46910 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 28 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 1.4938 stainless steel and the bottom bar is S46910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 16 to 17
2.2 to 11
Fatigue Strength, MPa 390 to 520
250 to 1020
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 540 to 630
410 to 1410
Tensile Strength: Ultimate (UTS), MPa 870 to 1030
680 to 2470
Tensile Strength: Yield (Proof), MPa 640 to 870
450 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 390
540
Maximum Temperature: Mechanical, °C 750
810
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 10
18
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.3
4.1
Embodied Energy, MJ/kg 47
55
Embodied Water, L/kg 110
140

Common Calculations

PREN (Pitting Resistance) 18
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
48 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 1050 to 1920
510 to 4780
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31 to 37
24 to 86
Strength to Weight: Bending, points 26 to 29
22 to 51
Thermal Shock Resistance, points 30 to 35
23 to 84

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.5
Carbon (C), % 0.080 to 0.15
0 to 0.030
Chromium (Cr), % 11 to 12.5
11 to 13
Copper (Cu), % 0
1.5 to 3.5
Iron (Fe), % 80.5 to 84.8
65 to 76
Manganese (Mn), % 0.4 to 0.9
0 to 1.0
Molybdenum (Mo), % 1.5 to 2.0
3.0 to 5.0
Nickel (Ni), % 2.0 to 3.0
8.0 to 10
Nitrogen (N), % 0.020 to 0.040
0
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.7
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0.5 to 1.2
Vanadium (V), % 0.25 to 0.4
0

Comparable Variants