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EN 1.3967 Stainless Steel vs. ACI-ASTM CA6N Steel

Both EN 1.3967 stainless steel and ACI-ASTM CA6N steel are iron alloys. They have 73% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, 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 CA6N steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22
17
Fatigue Strength, MPa 240
640
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
75
Tensile Strength: Ultimate (UTS), MPa 690
1080
Tensile Strength: Yield (Proof), MPa 350
1060

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 440
390
Maximum Temperature: Mechanical, °C 1070
740
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 25
11
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.8
2.5
Embodied Energy, MJ/kg 66
35
Embodied Water, L/kg 180
110

Common Calculations

PREN (Pitting Resistance) 36
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
180
Resilience: Unit (Modulus of Resilience), kJ/m3 310
2900
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
38
Strength to Weight: Bending, points 22
30
Thermal Shock Resistance, points 15
40

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.060
Chromium (Cr), % 20 to 21.5
10.5 to 12.5
Iron (Fe), % 50.3 to 57.8
77.9 to 83.5
Manganese (Mn), % 4.0 to 6.0
0 to 0.5
Molybdenum (Mo), % 3.0 to 3.5
0
Nickel (Ni), % 15 to 17
6.0 to 8.0
Niobium (Nb), % 0 to 0.25
0
Nitrogen (N), % 0.2 to 0.35
0
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.020