AWS E316LMn vs. EN 1.7379 Steel

Both AWS E316LMn and EN 1.7379 steel are iron alloys. They have 58% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AWS E316LMn and the bottom bar is EN 1.7379 steel.

AWS E316LMn (W31622) Weld Metal EN 1.7379 (G17CrMo9-10) Cast Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		190

Elongation at Break, %		23
Elongation at Break, %		21

Poisson's Ratio		0.28
Poisson's Ratio		0.29

Shear Modulus, GPa		79
Shear Modulus, GPa		74

Tensile Strength: Ultimate (UTS), MPa		620
Tensile Strength: Ultimate (UTS), MPa		670

Thermal Properties

Latent Heat of Fusion, J/g		300
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		1420
Melting Completion (Liquidus), °C		1470

Melting Onset (Solidus), °C		1370
Melting Onset (Solidus), °C		1420

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

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

Otherwise Unclassified Properties

Base Metal Price, % relative		24
Base Metal Price, % relative		3.8

Density, g/cm³		7.9
Density, g/cm³		7.8

Embodied Carbon, kg CO₂/kg material		4.6
Embodied Carbon, kg CO₂/kg material		1.8

Embodied Energy, MJ/kg		64
Embodied Energy, MJ/kg		23

Embodied Water, L/kg		180
Embodied Water, L/kg		59

Common Calculations

PREN (Pitting Resistance)		32
PREN (Pitting Resistance)		5.7

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		22
Strength to Weight: Axial, points		24

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

Thermal Shock Resistance, points		15
Thermal Shock Resistance, points		19

Alloy Composition

Carbon (C), %		0 to 0.040
Carbon (C), %		0.13 to 0.2

Chromium (Cr), %		18 to 21
Chromium (Cr), %		2.0 to 2.5

Copper (Cu), %		0 to 0.75
Copper (Cu), %		0

Iron (Fe), %		47.5 to 59.4
Iron (Fe), %		94.5 to 96.5

Manganese (Mn), %		5.0 to 8.0
Manganese (Mn), %		0.5 to 0.9

Molybdenum (Mo), %		2.5 to 3.5
Molybdenum (Mo), %		0.9 to 1.2

Nickel (Ni), %		15 to 18
Nickel (Ni), %		0

Nitrogen (N), %		0.1 to 0.25
Nitrogen (N), %		0

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.025

Silicon (Si), %		0 to 0.9
Silicon (Si), %		0 to 0.6

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