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AWS E2209 vs. SAE-AISI P4 Steel

Both AWS E2209 and SAE-AISI P4 steel are iron alloys. They have 69% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AWS E2209 and the bottom bar is SAE-AISI P4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
74
Tensile Strength: Ultimate (UTS), MPa 770
390 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
41
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 20
4.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.0
1.8
Embodied Energy, MJ/kg 55
23
Embodied Water, L/kg 170
68

Common Calculations

PREN (Pitting Resistance) 35
7.0
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
14 to 70
Strength to Weight: Bending, points 24
15 to 45
Thermal Diffusivity, mm2/s 4.3
11
Thermal Shock Resistance, points 20
13 to 64

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.12
Chromium (Cr), % 21.5 to 23.5
4.0 to 5.3
Copper (Cu), % 0 to 0.75
0 to 0.25
Iron (Fe), % 58.4 to 66.9
92.3 to 95.3
Manganese (Mn), % 0.5 to 2.0
0.2 to 0.6
Molybdenum (Mo), % 2.5 to 3.5
0.4 to 1.0
Nickel (Ni), % 8.5 to 10.5
0
Nitrogen (N), % 0.080 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0.1 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.030