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AISI 302B Stainless Steel vs. AWS E70C-B2L

Both AISI 302B stainless steel and AWS E70C-B2L are iron alloys. They have 72% 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 AISI 302B stainless steel and the bottom bar is AWS E70C-B2L.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
21
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 580
580
Tensile Strength: Yield (Proof), MPa 230
460

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
39
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 15
3.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.6
Embodied Energy, MJ/kg 43
22
Embodied Water, L/kg 140
54

Common Calculations

PREN (Pitting Resistance) 19
3.0
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140
550
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
20
Strength to Weight: Bending, points 20
20
Thermal Diffusivity, mm2/s 4.4
11
Thermal Shock Resistance, points 13
17

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.050
Chromium (Cr), % 17 to 19
1.0 to 1.5
Copper (Cu), % 0
0 to 0.35
Iron (Fe), % 65.7 to 73
95.1 to 98
Manganese (Mn), % 0 to 2.0
0.4 to 1.0
Molybdenum (Mo), % 0
0.4 to 0.65
Nickel (Ni), % 8.0 to 10
0 to 0.2
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 2.0 to 3.0
0.25 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0 to 0.030
Residuals, % 0
0 to 0.5