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AISI 348 Stainless Steel vs. ASTM Grade LC2-1 Steel

Both AISI 348 stainless steel and ASTM grade LC2-1 steel are iron alloys. They have 75% of their average alloy composition in common. There are 32 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 AISI 348 stainless steel and the bottom bar is ASTM grade LC2-1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
240
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 41
20
Fatigue Strength, MPa 200
430
Poisson's Ratio 0.28
0.29
Reduction in Area, % 53
34
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 580
810
Tensile Strength: Yield (Proof), MPa 230
630

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 940
450
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
46
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
5.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.7
1.9
Embodied Energy, MJ/kg 54
25
Embodied Water, L/kg 150
60

Common Calculations

PREN (Pitting Resistance) 18
3.1
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
150
Resilience: Unit (Modulus of Resilience), kJ/m3 140
1040
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
29
Strength to Weight: Bending, points 20
25
Thermal Diffusivity, mm2/s 4.2
12
Thermal Shock Resistance, points 13
24

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.22
Chromium (Cr), % 17 to 19
1.4 to 1.9
Cobalt (Co), % 0 to 0.2
0
Iron (Fe), % 63.8 to 74
92.5 to 95.3
Manganese (Mn), % 0 to 2.0
0.55 to 0.75
Molybdenum (Mo), % 0
0.3 to 0.6
Nickel (Ni), % 9.0 to 13
2.5 to 3.5
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.045
Tantalum (Ta), % 0 to 0.1
0