Grade M30H Nickel vs. AWS E320

Grade M30H nickel belongs to the nickel alloys classification, while AWS E320 belongs to the iron alloys. They have 40% of their average alloy composition in common. There are 20 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 M30H nickel and the bottom bar is AWS E320.

Grade M30H (J24030) Cast Nickel AWS E320 (W88021) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		160
Elastic (Young's, Tensile) Modulus, GPa		200

Elongation at Break, %		11
Elongation at Break, %		34

Poisson's Ratio		0.32
Poisson's Ratio		0.28

Shear Modulus, GPa		61
Shear Modulus, GPa		77

Tensile Strength: Ultimate (UTS), MPa		770
Tensile Strength: Ultimate (UTS), MPa		620

Thermal Properties

Latent Heat of Fusion, J/g		320
Latent Heat of Fusion, J/g		300

Melting Completion (Liquidus), °C		1250
Melting Completion (Liquidus), °C		1410

Melting Onset (Solidus), °C		1200
Melting Onset (Solidus), °C		1360

Specific Heat Capacity, J/kg-K		440
Specific Heat Capacity, J/kg-K		460

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		14

Otherwise Unclassified Properties

Base Metal Price, % relative		50
Base Metal Price, % relative		38

Density, g/cm³		8.6
Density, g/cm³		8.2

Embodied Carbon, kg CO₂/kg material		7.7
Embodied Carbon, kg CO₂/kg material		6.5

Embodied Energy, MJ/kg		110
Embodied Energy, MJ/kg		91

Embodied Water, L/kg		250
Embodied Water, L/kg		220

Common Calculations

Stiffness to Weight: Axial, points		10
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		21
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		25
Strength to Weight: Axial, points		21

Strength to Weight: Bending, points		22
Strength to Weight: Bending, points		20

Thermal Shock Resistance, points		27
Thermal Shock Resistance, points		16

Alloy Composition

Carbon (C), %		0 to 0.3
Carbon (C), %		0 to 0.070

Chromium (Cr), %		0
Chromium (Cr), %		19 to 21

Copper (Cu), %		27 to 33
Copper (Cu), %		3.0 to 4.0

Iron (Fe), %		0 to 3.5
Iron (Fe), %		31.8 to 43.5

Manganese (Mn), %		0 to 1.5
Manganese (Mn), %		0.5 to 2.5

Molybdenum (Mo), %		0
Molybdenum (Mo), %		2.0 to 3.0

Nickel (Ni), %		57.9 to 70.3
Nickel (Ni), %		32 to 36

Niobium (Nb), %		0
Niobium (Nb), %		0 to 1.0

Phosphorus (P), %		0 to 0.030
Phosphorus (P), %		0 to 0.040

Silicon (Si), %		2.7 to 3.7
Silicon (Si), %		0 to 0.6

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.030