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ACI-ASTM CG3M Steel vs. EN 1.4887 Stainless Steel

Both ACI-ASTM CG3M steel and EN 1.4887 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CG3M steel and the bottom bar is EN 1.4887 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
45
Fatigue Strength, MPa 200
280
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 580
580
Tensile Strength: Yield (Proof), MPa 270
300

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Corrosion, °C 420
600
Maximum Temperature: Mechanical, °C 1020
1100
Melting Completion (Liquidus), °C 1450
1390
Melting Onset (Solidus), °C 1400
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 20
39
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 4.1
6.7
Embodied Energy, MJ/kg 56
96
Embodied Water, L/kg 160
210

Common Calculations

PREN (Pitting Resistance) 31
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
220
Resilience: Unit (Modulus of Resilience), kJ/m3 190
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
20
Strength to Weight: Bending, points 20
19
Thermal Diffusivity, mm2/s 4.1
3.2
Thermal Shock Resistance, points 13
14

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 18 to 21
20 to 23
Iron (Fe), % 58.9 to 70
34.2 to 45
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 9.0 to 13
33 to 37
Niobium (Nb), % 0
1.0 to 1.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.5
1.0 to 2.0
Sulfur (S), % 0 to 0.040
0 to 0.015