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S45500 Stainless Steel vs. S15700 Stainless Steel

Both S45500 stainless steel and S15700 stainless steel are iron alloys. They have a moderately high 93% 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 S45500 stainless steel and the bottom bar is S15700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 500
200 to 460
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 3.4 to 11
1.1 to 29
Fatigue Strength, MPa 570 to 890
370 to 770
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 790 to 1090
770 to 1070
Tensile Strength: Ultimate (UTS), MPa 1370 to 1850
1180 to 1890
Tensile Strength: Yield (Proof), MPa 1240 to 1700
500 to 1770

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 620
400
Maximum Temperature: Mechanical, °C 760
870
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 17
15
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.8
3.4
Embodied Energy, MJ/kg 57
47
Embodied Water, L/kg 120
140

Common Calculations

PREN (Pitting Resistance) 13
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 45 to 190
17 to 270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 48 to 65
42 to 67
Strength to Weight: Bending, points 35 to 42
32 to 43
Thermal Shock Resistance, points 48 to 64
39 to 63

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Carbon (C), % 0 to 0.050
0 to 0.090
Chromium (Cr), % 11 to 12.5
14 to 16
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 71.5 to 79.2
69.6 to 76.8
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
2.0 to 3.0
Nickel (Ni), % 7.5 to 9.5
6.5 to 7.7
Niobium (Nb), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 0.8 to 1.4
0

Comparable Variants