EN 1.4530 Stainless Steel vs. Grade 363 Molybdenum

EN 1.4530 stainless steel belongs to the iron alloys classification, while grade 363 molybdenum belongs to the otherwise unclassified metals. There are 16 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 EN 1.4530 stainless steel and the bottom bar is grade 363 molybdenum.

EN 1.4530 (X1CrNiMoAlTi12-9-2) Stainless Steel Grade 363 Molybdenum

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		310

Poisson's Ratio		0.28
Poisson's Ratio		0.31

Shear Modulus, GPa		76
Shear Modulus, GPa		120

Tensile Strength: Ultimate (UTS), MPa		1030 to 1370
Tensile Strength: Ultimate (UTS), MPa		580 to 720

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		370

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		250

Thermal Expansion, µm/m-K		11
Thermal Expansion, µm/m-K		7.0

Otherwise Unclassified Properties

Density, g/cm³		7.9
Density, g/cm³		10

Embodied Carbon, kg CO₂/kg material		3.4
Embodied Carbon, kg CO₂/kg material		28

Embodied Energy, MJ/kg		46
Embodied Energy, MJ/kg		330

Embodied Water, L/kg		130
Embodied Water, L/kg		360

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		17

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		22

Strength to Weight: Axial, points		36 to 48
Strength to Weight: Axial, points		16 to 20

Strength to Weight: Bending, points		29 to 35
Strength to Weight: Bending, points		15 to 17

Thermal Shock Resistance, points		35 to 47
Thermal Shock Resistance, points		19 to 24

Alloy Composition

Aluminum (Al), %		0.6 to 0.8
Aluminum (Al), %		0

Carbon (C), %		0 to 0.015
Carbon (C), %		0.010 to 0.030

Chromium (Cr), %		11.5 to 12.5
Chromium (Cr), %		0

Iron (Fe), %		74.4 to 77.3
Iron (Fe), %		0 to 0.010

Manganese (Mn), %		0 to 0.1
Manganese (Mn), %		0

Molybdenum (Mo), %		1.9 to 2.2
Molybdenum (Mo), %		99.3 to 99.5

Nickel (Ni), %		8.5 to 9.5
Nickel (Ni), %		0 to 0.0020

Nitrogen (N), %		0 to 0.010
Nitrogen (N), %		0 to 0.0020

Oxygen (O), %		0
Oxygen (O), %		0 to 0.0030

Phosphorus (P), %		0 to 0.010
Phosphorus (P), %		0

Silicon (Si), %		0 to 0.1
Silicon (Si), %		0 to 0.010

Sulfur (S), %		0 to 0.0050
Sulfur (S), %		0

Titanium (Ti), %		0.28 to 0.37
Titanium (Ti), %		0.4 to 0.55

Zirconium (Zr), %		0
Zirconium (Zr), %		0.060 to 0.12