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AWS E209 vs. SAE-AISI M34 Steel

Both AWS E209 and SAE-AISI M34 steel are iron alloys. They have 65% of their average alloy composition in common. There are 20 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 AWS E209 and the bottom bar is SAE-AISI M34 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 770
800 to 2170

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1420
1540
Melting Onset (Solidus), °C 1370
1500
Specific Heat Capacity, J/kg-K 480
450
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 21
32
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 4.4
9.5
Embodied Energy, MJ/kg 63
140
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 33
35
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
27 to 74
Strength to Weight: Bending, points 24
23 to 46
Thermal Shock Resistance, points 19
25 to 67

Alloy Composition

Carbon (C), % 0 to 0.060
0.85 to 0.92
Chromium (Cr), % 20.5 to 24
3.5 to 4.0
Cobalt (Co), % 0
7.8 to 8.8
Copper (Cu), % 0 to 0.75
0 to 0.25
Iron (Fe), % 51.5 to 64.3
71.3 to 76.5
Manganese (Mn), % 4.0 to 7.0
0.15 to 0.4
Molybdenum (Mo), % 1.5 to 3.0
7.8 to 9.2
Nickel (Ni), % 9.5 to 12
0 to 0.3
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0.2 to 0.45
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
1.4 to 2.1
Vanadium (V), % 0.1 to 0.3
1.9 to 2.3