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S45000 Stainless Steel vs. S45503 Stainless Steel

Both S45000 stainless steel and S45503 stainless steel are iron alloys. They have a very high 96% 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 S45000 stainless steel and the bottom bar is S45503 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 410
410 to 500
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 6.8 to 14
4.6 to 6.8
Fatigue Strength, MPa 330 to 650
710 to 800
Poisson's Ratio 0.28
0.28
Reduction in Area, % 22 to 50
17 to 28
Rockwell C Hardness 28 to 44
46 to 54
Shear Modulus, GPa 76
75
Shear Strength, MPa 590 to 830
940 to 1070
Tensile Strength: Ultimate (UTS), MPa 980 to 1410
1610 to 1850
Tensile Strength: Yield (Proof), MPa 580 to 1310
1430 to 1700

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 400
640
Maximum Temperature: Mechanical, °C 840
760
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 13
15
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.8
3.4
Embodied Energy, MJ/kg 39
48
Embodied Water, L/kg 130
120

Common Calculations

PREN (Pitting Resistance) 17
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 94 to 160
82 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 35 to 50
57 to 65
Strength to Weight: Bending, points 28 to 36
39 to 43
Thermal Shock Resistance, points 33 to 47
56 to 64

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.010
Chromium (Cr), % 14 to 16
11 to 12.5
Copper (Cu), % 1.3 to 1.8
1.5 to 2.5
Iron (Fe), % 72.1 to 79.3
72.4 to 78.9
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 0.5 to 1.0
0 to 0.5
Nickel (Ni), % 5.0 to 7.0
7.5 to 9.5
Niobium (Nb), % 0
0.1 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
1.0 to 1.4