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AWS E316L vs. Grade 250 Maraging Steel

Both AWS E316L and grade 250 maraging steel are iron alloys. They have 79% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS E316L and the bottom bar is grade 250 maraging steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
7.3 to 17
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 78
75
Tensile Strength: Ultimate (UTS), MPa 550
970 to 1800

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Melting Completion (Liquidus), °C 1440
1480
Melting Onset (Solidus), °C 1390
1430
Specific Heat Capacity, J/kg-K 470
450
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 20
32
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 4.0
4.9
Embodied Energy, MJ/kg 55
65
Embodied Water, L/kg 160
140

Common Calculations

PREN (Pitting Resistance) 27
16
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 19
33 to 61
Strength to Weight: Bending, points 19
26 to 40
Thermal Shock Resistance, points 14
29 to 54

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 to 0.040
0 to 0.030
Chromium (Cr), % 17 to 20
0
Cobalt (Co), % 0
7.0 to 8.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 58.6 to 69.5
66.3 to 71.1
Manganese (Mn), % 0.5 to 2.5
0 to 0.1
Molybdenum (Mo), % 2.0 to 3.0
4.6 to 5.2
Nickel (Ni), % 11 to 14
17 to 19
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.3 to 0.5
Zirconium (Zr), % 0
0 to 0.020