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EN 1.4982 Stainless Steel vs. ACI-ASTM CA15M Steel

Both EN 1.4982 stainless steel and ACI-ASTM CA15M steel are iron alloys. They have 81% 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 EN 1.4982 stainless steel and the bottom bar is ACI-ASTM CA15M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
20
Fatigue Strength, MPa 420
330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 750
690
Tensile Strength: Yield (Proof), MPa 570
510

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 540
390
Maximum Temperature: Mechanical, °C 860
760
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 13
27
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 22
7.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.9
2.1
Embodied Energy, MJ/kg 71
29
Embodied Water, L/kg 150
100

Common Calculations

PREN (Pitting Resistance) 19
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
130
Resilience: Unit (Modulus of Resilience), kJ/m3 830
670
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
25
Strength to Weight: Bending, points 23
22
Thermal Diffusivity, mm2/s 3.4
7.2
Thermal Shock Resistance, points 17
25

Alloy Composition

Boron (B), % 0.0030 to 0.0090
0
Carbon (C), % 0.070 to 0.13
0 to 0.15
Chromium (Cr), % 14 to 16
11.5 to 14
Iron (Fe), % 61.8 to 69.7
82.1 to 88.4
Manganese (Mn), % 5.5 to 7.0
0 to 1.0
Molybdenum (Mo), % 0.8 to 1.2
0.15 to 1.0
Nickel (Ni), % 9.0 to 11
0 to 1.0
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.65
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0.15 to 0.4
0