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EN 1.4951 Stainless Steel vs. S32654 Stainless Steel

Both EN 1.4951 stainless steel and S32654 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4951 stainless steel and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
220
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 38
45
Fatigue Strength, MPa 190
450
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
82
Shear Strength, MPa 430
590
Tensile Strength: Ultimate (UTS), MPa 630
850
Tensile Strength: Yield (Proof), MPa 220
490

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 450
440
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 15
11
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 25
34
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 4.3
6.4
Embodied Energy, MJ/kg 61
87
Embodied Water, L/kg 190
220

Common Calculations

PREN (Pitting Resistance) 26
57
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
330
Resilience: Unit (Modulus of Resilience), kJ/m3 130
570
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
29
Strength to Weight: Bending, points 21
25
Thermal Diffusivity, mm2/s 3.9
2.9
Thermal Shock Resistance, points 14
19

Alloy Composition

Carbon (C), % 0.040 to 0.080
0 to 0.020
Chromium (Cr), % 24 to 26
24 to 25
Copper (Cu), % 0
0.3 to 0.6
Iron (Fe), % 49.1 to 57
38.3 to 45.3
Manganese (Mn), % 0 to 2.0
2.0 to 4.0
Molybdenum (Mo), % 0
7.0 to 8.0
Nickel (Ni), % 19 to 22
21 to 23
Nitrogen (N), % 0 to 0.1
0.45 to 0.55
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.7
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.0050