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AWS ER80S-Ni3 vs. AISI 309HCb Stainless Steel

Both AWS ER80S-Ni3 and AISI 309HCb stainless steel are iron alloys. They have 66% of their average alloy composition in common. There are 27 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 AWS ER80S-Ni3 and the bottom bar is AISI 309HCb stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 27
46
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
78
Tensile Strength: Ultimate (UTS), MPa 630
590
Tensile Strength: Yield (Proof), MPa 530
230

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
23
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
4.1
Embodied Energy, MJ/kg 23
59
Embodied Water, L/kg 52
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
210
Resilience: Unit (Modulus of Resilience), kJ/m3 740
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
21
Strength to Weight: Bending, points 21
20
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 19
13

Alloy Composition

Carbon (C), % 0 to 0.12
0.040 to 0.1
Chromium (Cr), % 0
22 to 24
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 93.2 to 96.6
56 to 66
Manganese (Mn), % 0 to 1.3
0 to 2.0
Nickel (Ni), % 3.0 to 3.8
12 to 16
Niobium (Nb), % 0
0 to 1.1
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0.4 to 0.8
0 to 0.75
Sulfur (S), % 0 to 0.025
0 to 0.030
Residuals, % 0 to 0.5
0