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ACI-ASTM CH20 Steel vs. EN 1.4962 Stainless Steel

Both ACI-ASTM CH20 steel and EN 1.4962 stainless steel are iron alloys. They have a moderately high 91% 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 CH20 steel and the bottom bar is EN 1.4962 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 38
22 to 34
Fatigue Strength, MPa 290
210 to 330
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
77
Tensile Strength: Ultimate (UTS), MPa 610
630 to 690
Tensile Strength: Yield (Proof), MPa 350
260 to 490

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 440
510
Maximum Temperature: Mechanical, °C 1100
910
Melting Completion (Liquidus), °C 1410
1480
Melting Onset (Solidus), °C 1430
1440
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
14
Thermal Expansion, µm/m-K 15
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 20
23
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.7
4.1
Embodied Energy, MJ/kg 53
59
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 25
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
140 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 300
170 to 610
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
21 to 24
Strength to Weight: Bending, points 21
20 to 21
Thermal Diffusivity, mm2/s 3.7
3.7
Thermal Shock Resistance, points 15
14 to 16

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 0 to 0.2
0.070 to 0.15
Chromium (Cr), % 22 to 26
15.5 to 17.5
Iron (Fe), % 54.7 to 66
62.1 to 69
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 12 to 15
12.5 to 14.5
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.015
Titanium (Ti), % 0
0.4 to 0.7
Tungsten (W), % 0
2.5 to 3.0