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S44800 Stainless Steel vs. S46500 Stainless Steel

Both S44800 stainless steel and S46500 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S44800 stainless steel and the bottom bar is S46500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
2.3 to 14
Fatigue Strength, MPa 300
550 to 890
Poisson's Ratio 0.27
0.28
Rockwell C Hardness 18
29 to 54
Shear Modulus, GPa 82
75
Shear Strength, MPa 370
730 to 1120
Tensile Strength: Ultimate (UTS), MPa 590
1260 to 1930
Tensile Strength: Yield (Proof), MPa 450
1120 to 1810

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
680
Maximum Temperature: Mechanical, °C 1100
780
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 19
15
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.8
3.6
Embodied Energy, MJ/kg 52
51
Embodied Water, L/kg 190
120

Common Calculations

PREN (Pitting Resistance) 42
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
43 to 210
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
44 to 68
Strength to Weight: Bending, points 20
33 to 44
Thermal Shock Resistance, points 19
44 to 67

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.020
Chromium (Cr), % 28 to 30
11 to 12.5
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 62.6 to 66.5
72.6 to 76.1
Manganese (Mn), % 0 to 0.3
0 to 0.25
Molybdenum (Mo), % 3.5 to 4.2
0.75 to 1.3
Nickel (Ni), % 2.0 to 2.5
10.7 to 11.3
Nitrogen (N), % 0 to 0.020
0 to 0.010
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0 to 0.2
0 to 0.25
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0
1.5 to 1.8