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EN 1.4310 Stainless Steel vs. ASTM Grade LC9 Steel

Both EN 1.4310 stainless steel and ASTM grade LC9 steel are iron alloys. They have 81% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4310 stainless steel and the bottom bar is ASTM grade LC9 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 45
22
Fatigue Strength, MPa 240 to 330
420
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 730 to 900
660
Tensile Strength: Yield (Proof), MPa 260 to 570
590

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 910
430
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
10

Otherwise Unclassified Properties

Base Metal Price, % relative 14
8.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.9
2.3
Embodied Energy, MJ/kg 42
31
Embodied Water, L/kg 140
65

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 260
140
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 830
920
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26 to 32
23
Strength to Weight: Bending, points 23 to 27
21
Thermal Shock Resistance, points 15 to 18
20

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.13
Chromium (Cr), % 16 to 19
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 66.4 to 78
87.4 to 91.5
Manganese (Mn), % 0 to 2.0
0 to 0.9
Molybdenum (Mo), % 0 to 0.8
0 to 0.2
Nickel (Ni), % 6.0 to 9.5
8.5 to 10
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 0.45
Sulfur (S), % 0 to 0.015
0 to 0.045
Vanadium (V), % 0
0 to 0.030