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ASTM Grade LC9 Steel vs. EN 1.4537 Stainless Steel

Both ASTM grade LC9 steel and EN 1.4537 stainless steel are iron alloys. They have 52% of their average alloy composition in common. There are 28 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 ASTM grade LC9 steel and the bottom bar is EN 1.4537 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
220
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 22
42
Fatigue Strength, MPa 420
290
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 660
700
Tensile Strength: Yield (Proof), MPa 590
330

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Maximum Temperature: Mechanical, °C 430
1100
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 10
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
34
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 2.3
6.1
Embodied Energy, MJ/kg 31
84
Embodied Water, L/kg 65
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
240
Resilience: Unit (Modulus of Resilience), kJ/m3 920
270
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23
24
Strength to Weight: Bending, points 21
22
Thermal Shock Resistance, points 20
15

Alloy Composition

Carbon (C), % 0 to 0.13
0 to 0.020
Chromium (Cr), % 0 to 0.5
24 to 26
Copper (Cu), % 0 to 0.3
1.0 to 2.0
Iron (Fe), % 87.4 to 91.5
36.3 to 46.1
Manganese (Mn), % 0 to 0.9
0 to 2.0
Molybdenum (Mo), % 0 to 0.2
4.7 to 5.7
Nickel (Ni), % 8.5 to 10
24 to 27
Nitrogen (N), % 0
0.17 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.45
0 to 0.7
Sulfur (S), % 0 to 0.045
0 to 0.010
Vanadium (V), % 0 to 0.030
0