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EN 1.3967 Stainless Steel vs. ACI-ASTM CA40 Steel

Both EN 1.3967 stainless steel and ACI-ASTM CA40 steel are iron alloys. They have 69% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.3967 stainless steel and the bottom bar is ACI-ASTM CA40 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
310
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22
10
Fatigue Strength, MPa 240
460
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 690
910
Tensile Strength: Yield (Proof), MPa 350
860

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 440
390
Maximum Temperature: Mechanical, °C 1070
750
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1380
1500
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
10

Otherwise Unclassified Properties

Base Metal Price, % relative 25
7.5
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.0
Embodied Energy, MJ/kg 66
28
Embodied Water, L/kg 180
100

Common Calculations

PREN (Pitting Resistance) 36
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
89
Resilience: Unit (Modulus of Resilience), kJ/m3 310
1910
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
33
Strength to Weight: Bending, points 22
27
Thermal Shock Resistance, points 15
33

Alloy Composition

Carbon (C), % 0 to 0.030
0.2 to 0.4
Chromium (Cr), % 20 to 21.5
11.5 to 14
Iron (Fe), % 50.3 to 57.8
81.5 to 88.3
Manganese (Mn), % 4.0 to 6.0
0 to 1.0
Molybdenum (Mo), % 3.0 to 3.5
0 to 0.5
Nickel (Ni), % 15 to 17
0 to 1.0
Niobium (Nb), % 0 to 0.25
0
Nitrogen (N), % 0.2 to 0.35
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.010
0 to 0.040