MakeItFrom.com
Menu (ESC)

S15500 Stainless Steel vs. ACI-ASTM CA40F Steel

Both S15500 stainless steel and ACI-ASTM CA40F steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 32 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 S15500 stainless steel and the bottom bar is ACI-ASTM CA40F steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 290 to 430
230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 6.8 to 16
13
Fatigue Strength, MPa 350 to 650
320
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
76
Tensile Strength: Ultimate (UTS), MPa 890 to 1490
770
Tensile Strength: Yield (Proof), MPa 590 to 1310
550

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 440
390
Maximum Temperature: Mechanical, °C 820
750
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
27
Thermal Expansion, µm/m-K 11
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
7.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.0
Embodied Energy, MJ/kg 39
28
Embodied Water, L/kg 130
100

Common Calculations

PREN (Pitting Resistance) 15
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 120
94
Resilience: Unit (Modulus of Resilience), kJ/m3 890 to 4460
790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32 to 53
28
Strength to Weight: Bending, points 26 to 37
24
Thermal Diffusivity, mm2/s 4.6
7.2
Thermal Shock Resistance, points 30 to 50
28

Alloy Composition

Carbon (C), % 0 to 0.070
0.2 to 0.4
Chromium (Cr), % 14 to 15.5
11.5 to 14
Copper (Cu), % 2.5 to 4.5
0
Iron (Fe), % 71.9 to 79.9
81.6 to 88.3
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 3.5 to 5.5
0 to 1.0
Niobium (Nb), % 0.15 to 0.45
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.030
0.2 to 0.4