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AWS E90C-B9 vs. ASTM A182 Grade F6b

Both AWS E90C-B9 and ASTM A182 grade F6b are iron alloys. They have a very high 95% 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 AWS E90C-B9 and the bottom bar is ASTM A182 grade F6b.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
18
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
76
Tensile Strength: Ultimate (UTS), MPa 710
850
Tensile Strength: Yield (Proof), MPa 460
710

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 25
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
8.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.6
2.2
Embodied Energy, MJ/kg 37
30
Embodied Water, L/kg 91
100

Common Calculations

PREN (Pitting Resistance) 13
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
140
Resilience: Unit (Modulus of Resilience), kJ/m3 550
1280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
30
Strength to Weight: Bending, points 23
26
Thermal Diffusivity, mm2/s 6.9
6.7
Thermal Shock Resistance, points 20
31

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.13
0 to 0.15
Chromium (Cr), % 8.0 to 10.5
11.5 to 13.5
Copper (Cu), % 0 to 0.2
0 to 0.5
Iron (Fe), % 84.4 to 90.9
81.2 to 87.1
Manganese (Mn), % 0 to 1.2
0 to 1.0
Molybdenum (Mo), % 0.85 to 1.2
0.4 to 0.6
Nickel (Ni), % 0 to 0.8
1.0 to 2.0
Niobium (Nb), % 0.020 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.020
Vanadium (V), % 0.15 to 0.3
0
Residuals, % 0 to 0.5
0