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ASTM A387 Grade 11 Steel vs. Grade 350 Maraging Steel

Both ASTM A387 grade 11 steel and grade 350 maraging steel are iron alloys. They have 64% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ASTM A387 grade 11 steel and the bottom bar is grade 350 maraging steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
4.1 to 18
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 73
75
Shear Strength, MPa 320 to 390
710 to 1400
Tensile Strength: Ultimate (UTS), MPa 500 to 600
1140 to 2420
Tensile Strength: Yield (Proof), MPa 270 to 350
830 to 2300

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
450
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
39
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 1.6
5.6
Embodied Energy, MJ/kg 21
74
Embodied Water, L/kg 53
160

Common Calculations

PREN (Pitting Resistance) 3.1
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 130
98 to 190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 18 to 21
38 to 82
Strength to Weight: Bending, points 18 to 20
29 to 49
Thermal Shock Resistance, points 15 to 18
35 to 74

Alloy Composition

Aluminum (Al), % 0
0.050 to 0.15
Boron (B), % 0
0 to 0.0030
Calcium (Ca), % 0
0 to 0.050
Carbon (C), % 0.050 to 0.17
0 to 0.030
Chromium (Cr), % 1.0 to 1.5
0
Cobalt (Co), % 0
11.5 to 12.5
Iron (Fe), % 96.2 to 97.6
61.2 to 64.6
Manganese (Mn), % 0.4 to 0.65
0 to 0.1
Molybdenum (Mo), % 0.45 to 0.65
4.6 to 5.2
Nickel (Ni), % 0
18 to 19
Phosphorus (P), % 0 to 0.025
0 to 0.010
Silicon (Si), % 0.5 to 0.8
0 to 0.1
Sulfur (S), % 0 to 0.025
0 to 0.010
Titanium (Ti), % 0
1.3 to 1.6
Zirconium (Zr), % 0
0 to 0.020

Comparable Variants