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ACI-ASTM CA15 Steel vs. EN 1.4529 Stainless Steel

Both ACI-ASTM CA15 steel and EN 1.4529 stainless steel are iron alloys. They have 61% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA15 steel and the bottom bar is EN 1.4529 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21
43
Fatigue Strength, MPa 370
310
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
80
Tensile Strength: Ultimate (UTS), MPa 700
750
Tensile Strength: Yield (Proof), MPa 570
340

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 390
420
Maximum Temperature: Mechanical, °C 750
1100
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1500
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 25
12
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
33
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.0
6.2
Embodied Energy, MJ/kg 28
84
Embodied Water, L/kg 100
200

Common Calculations

PREN (Pitting Resistance) 14
45
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
260
Resilience: Unit (Modulus of Resilience), kJ/m3 820
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
26
Strength to Weight: Bending, points 23
23
Thermal Diffusivity, mm2/s 6.7
3.2
Thermal Shock Resistance, points 26
17

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.020
Chromium (Cr), % 11.5 to 14
19 to 21
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 81.8 to 88.5
42.7 to 50.4
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
6.0 to 7.0
Nickel (Ni), % 0 to 1.0
24 to 26
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.010