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Grade 300 Maraging Steel vs. SAE-AISI T1 Steel

Both grade 300 maraging steel and SAE-AISI T1 steel are iron alloys. They have 67% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade 300 maraging steel and the bottom bar is SAE-AISI T1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 75
80
Tensile Strength: Ultimate (UTS), MPa 1030 to 2030
770 to 2130

Thermal Properties

Latent Heat of Fusion, J/g 270
240
Melting Completion (Liquidus), °C 1480
1810
Melting Onset (Solidus), °C 1430
1750
Specific Heat Capacity, J/kg-K 450
410
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 34
45
Density, g/cm3 8.2
9.3
Embodied Carbon, kg CO2/kg material 5.1
8.2
Embodied Energy, MJ/kg 68
130
Embodied Water, L/kg 150
90

Common Calculations

PREN (Pitting Resistance) 16
34
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 23
21
Strength to Weight: Axial, points 35 to 68
23 to 64
Strength to Weight: Bending, points 28 to 43
20 to 40
Thermal Shock Resistance, points 31 to 62
23 to 64

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
0.65 to 0.8
Chromium (Cr), % 0
3.8 to 4.5
Cobalt (Co), % 8.5 to 9.5
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 65 to 68.4
73.2 to 77.2
Manganese (Mn), % 0 to 0.1
0.1 to 0.4
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 18 to 19
0 to 0.3
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0.2 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0.5 to 0.8
0
Tungsten (W), % 0
17.3 to 18.8
Vanadium (V), % 0
0.9 to 1.3
Zirconium (Zr), % 0 to 0.020
0

Comparable Variants