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EN 1.4849 Stainless Steel vs. S32803 Stainless Steel

Both EN 1.4849 stainless steel and S32803 stainless steel are iron alloys. They have 62% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4849 stainless steel and the bottom bar is S32803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
210
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 4.5
18
Fatigue Strength, MPa 120
350
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 75
81
Tensile Strength: Ultimate (UTS), MPa 480
680
Tensile Strength: Yield (Proof), MPa 250
560

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Maximum Temperature: Corrosion, °C 620
510
Maximum Temperature: Mechanical, °C 1020
1100
Melting Completion (Liquidus), °C 1390
1450
Melting Onset (Solidus), °C 1340
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
16
Thermal Expansion, µm/m-K 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 42
19
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 7.1
3.7
Embodied Energy, MJ/kg 100
53
Embodied Water, L/kg 200
180

Common Calculations

PREN (Pitting Resistance) 20
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 18
120
Resilience: Unit (Modulus of Resilience), kJ/m3 160
760
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
25
Strength to Weight: Bending, points 17
22
Thermal Diffusivity, mm2/s 3.2
4.4
Thermal Shock Resistance, points 11
22

Alloy Composition

Carbon (C), % 0.3 to 0.5
0 to 0.015
Chromium (Cr), % 18 to 21
28 to 29
Iron (Fe), % 32.6 to 43.5
62.9 to 67.1
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 0 to 0.5
1.8 to 2.5
Nickel (Ni), % 36 to 39
3.0 to 4.0
Niobium (Nb), % 1.2 to 1.8
0.15 to 0.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 1.0 to 2.5
0 to 0.55
Sulfur (S), % 0 to 0.030
0 to 0.0035