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Grade 300 Maraging Steel vs. AWS E219

Both grade 300 maraging steel and AWS E219 are iron alloys. They have 70% of their average alloy composition in common. There are 21 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 grade 300 maraging steel and the bottom bar is AWS E219.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 6.5 to 18
17
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 75
78
Tensile Strength: Ultimate (UTS), MPa 1030 to 2030
690

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1480
1400
Melting Onset (Solidus), °C 1430
1360
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 34
15
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 5.1
3.1
Embodied Energy, MJ/kg 68
44
Embodied Water, L/kg 150
160

Common Calculations

PREN (Pitting Resistance) 16
25
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 35 to 68
25
Strength to Weight: Bending, points 28 to 43
23
Thermal Shock Resistance, points 31 to 62
17

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.060
Chromium (Cr), % 0
19 to 21.5
Cobalt (Co), % 8.5 to 9.5
0
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 65 to 68.4
58.6 to 67.4
Manganese (Mn), % 0 to 0.1
8.0 to 10
Molybdenum (Mo), % 4.6 to 5.2
0 to 0.75
Nickel (Ni), % 18 to 19
5.5 to 7.0
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0.5 to 0.8
0
Zirconium (Zr), % 0 to 0.020
0