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S28200 Stainless Steel vs. S30815 Stainless Steel

Both S28200 stainless steel and S30815 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 80% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S28200 stainless steel and the bottom bar is S30815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
45
Fatigue Strength, MPa 430
320
Poisson's Ratio 0.28
0.28
Reduction in Area, % 57
56
Shear Modulus, GPa 77
77
Shear Strength, MPa 610
480
Tensile Strength: Ultimate (UTS), MPa 870
680
Tensile Strength: Yield (Proof), MPa 460
350

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 410
430
Maximum Temperature: Mechanical, °C 900
1020
Melting Completion (Liquidus), °C 1380
1400
Melting Onset (Solidus), °C 1330
1360
Specific Heat Capacity, J/kg-K 480
490
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 12
17
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.8
3.3
Embodied Energy, MJ/kg 41
47
Embodied Water, L/kg 160
160

Common Calculations

PREN (Pitting Resistance) 29
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 330
260
Resilience: Unit (Modulus of Resilience), kJ/m3 540
310
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 32
25
Strength to Weight: Bending, points 27
22
Thermal Shock Resistance, points 17
15

Alloy Composition

Carbon (C), % 0 to 0.15
0.050 to 0.1
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 17 to 19
20 to 22
Copper (Cu), % 0.75 to 1.3
0
Iron (Fe), % 57.7 to 64.1
62.8 to 68.4
Manganese (Mn), % 17 to 19
0 to 0.8
Molybdenum (Mo), % 0.75 to 1.3
0
Nickel (Ni), % 0
10 to 12
Nitrogen (N), % 0.4 to 0.6
0.14 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
1.4 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030