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ACI-ASTM CA6N Steel vs. EN 1.4035 Stainless Steel

Both ACI-ASTM CA6N steel and EN 1.4035 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 31 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 ACI-ASTM CA6N steel and the bottom bar is EN 1.4035 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
18
Fatigue Strength, MPa 640
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
76
Tensile Strength: Ultimate (UTS), MPa 1080
690
Tensile Strength: Yield (Proof), MPa 1060
400

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 390
380
Maximum Temperature: Mechanical, °C 740
760
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 23
29
Thermal Expansion, µm/m-K 9.9
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.0
Embodied Energy, MJ/kg 35
27
Embodied Water, L/kg 110
100

Common Calculations

PREN (Pitting Resistance) 12
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
110
Resilience: Unit (Modulus of Resilience), kJ/m3 2900
420
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 38
25
Strength to Weight: Bending, points 30
22
Thermal Diffusivity, mm2/s 6.1
7.8
Thermal Shock Resistance, points 40
25

Alloy Composition

Carbon (C), % 0 to 0.060
0.43 to 0.5
Chromium (Cr), % 10.5 to 12.5
12.5 to 14
Iron (Fe), % 77.9 to 83.5
82.1 to 86.9
Manganese (Mn), % 0 to 0.5
0 to 2.0
Nickel (Ni), % 6.0 to 8.0
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0.15 to 0.35