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Grade 300 Maraging Steel vs. EN 1.4568 Stainless Steel

Both grade 300 maraging steel and EN 1.4568 stainless steel are iron alloys. They have 74% 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 grade 300 maraging steel and the bottom bar is EN 1.4568 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 6.5 to 18
2.3 to 21
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 75
76
Shear Strength, MPa 640 to 1190
520 to 930
Tensile Strength: Ultimate (UTS), MPa 1030 to 2030
830 to 1620
Tensile Strength: Yield (Proof), MPa 760 to 1990
330 to 1490

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1480
1420
Melting Onset (Solidus), °C 1430
1380
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 34
13
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 5.1
2.8
Embodied Energy, MJ/kg 68
40
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 16
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 170
36 to 140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 35 to 68
30 to 58
Strength to Weight: Bending, points 28 to 43
25 to 40
Thermal Shock Resistance, points 31 to 62
23 to 46

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0.7 to 1.5
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.090
Chromium (Cr), % 0
16 to 18
Cobalt (Co), % 8.5 to 9.5
0
Iron (Fe), % 65 to 68.4
70.9 to 76.8
Manganese (Mn), % 0 to 0.1
0 to 1.0
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 18 to 19
6.5 to 7.8
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 0.7
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0.5 to 0.8
0
Zirconium (Zr), % 0 to 0.020
0

Comparable Variants