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ACI-ASTM CF10SMnN Steel vs. EN 1.4550 Stainless Steel

Both ACI-ASTM CF10SMnN steel and EN 1.4550 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF10SMnN steel and the bottom bar is EN 1.4550 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
200
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 34
42
Fatigue Strength, MPa 260
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 660
620
Tensile Strength: Yield (Proof), MPa 330
230

Thermal Properties

Latent Heat of Fusion, J/g 340
290
Maximum Temperature: Corrosion, °C 410
480
Maximum Temperature: Mechanical, °C 900
940
Melting Completion (Liquidus), °C 1360
1430
Melting Onset (Solidus), °C 1310
1390
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 15
18
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 3.1
3.6
Embodied Energy, MJ/kg 45
51
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 19
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
210
Resilience: Unit (Modulus of Resilience), kJ/m3 280
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 22
21
Thermal Shock Resistance, points 15
14

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.080
Chromium (Cr), % 16 to 18
17 to 19
Iron (Fe), % 59.1 to 65.4
64.9 to 74
Manganese (Mn), % 7.0 to 9.0
0 to 2.0
Nickel (Ni), % 8.0 to 9.0
9.0 to 12
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0.080 to 0.18
0
Phosphorus (P), % 0 to 0.060
0 to 0.045
Silicon (Si), % 3.5 to 4.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015