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EN 1.4597 Stainless Steel vs. S82012 Stainless Steel

Both EN 1.4597 stainless steel and S82012 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4597 stainless steel and the bottom bar is S82012 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 45
40
Fatigue Strength, MPa 300
480
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Shear Strength, MPa 470
550
Tensile Strength: Ultimate (UTS), MPa 680
800
Tensile Strength: Yield (Proof), MPa 330
560

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 860
950
Melting Completion (Liquidus), °C 1400
1430
Melting Onset (Solidus), °C 1350
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
11
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.4
Embodied Energy, MJ/kg 36
35
Embodied Water, L/kg 140
140

Common Calculations

PREN (Pitting Resistance) 21
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
290
Resilience: Unit (Modulus of Resilience), kJ/m3 280
790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
29
Strength to Weight: Bending, points 22
25
Thermal Diffusivity, mm2/s 4.1
3.9
Thermal Shock Resistance, points 15
23

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 15 to 18
19 to 20.5
Copper (Cu), % 2.0 to 3.5
0 to 1.0
Iron (Fe), % 63 to 76.4
71.3 to 77.9
Manganese (Mn), % 6.5 to 9.0
2.0 to 4.0
Molybdenum (Mo), % 0 to 1.0
0.1 to 0.6
Nickel (Ni), % 0 to 3.0
0.8 to 1.5
Nitrogen (N), % 0.1 to 0.3
0.16 to 0.26
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0050