AWS E308LMo vs. S21460 Stainless Steel

Both AWS E308LMo and S21460 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS E308LMo and the bottom bar is S21460 stainless steel.

AWS E308LMo (W30823) Weld Metal UNS S21460 (XM-14) Stainless Steel

Metric UnitsUS Customary Units

Mechanical Properties

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

Elongation at Break, %		40
Elongation at Break, %		46

Poisson's Ratio		0.28
Poisson's Ratio		0.28

Shear Modulus, GPa		78
Shear Modulus, GPa		77

Tensile Strength: Ultimate (UTS), MPa		580
Tensile Strength: Ultimate (UTS), MPa		830

Thermal Properties

Latent Heat of Fusion, J/g		290
Latent Heat of Fusion, J/g		290

Melting Completion (Liquidus), °C		1440
Melting Completion (Liquidus), °C		1380

Melting Onset (Solidus), °C		1400
Melting Onset (Solidus), °C		1330

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		18

Otherwise Unclassified Properties

Base Metal Price, % relative		19
Base Metal Price, % relative		14

Density, g/cm³		7.9
Density, g/cm³		7.6

Embodied Carbon, kg CO₂/kg material		3.8
Embodied Carbon, kg CO₂/kg material		3.0

Embodied Energy, MJ/kg		53
Embodied Energy, MJ/kg		43

Embodied Water, L/kg		160
Embodied Water, L/kg		160

Common Calculations

PREN (Pitting Resistance)		28
PREN (Pitting Resistance)		25

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

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

Strength to Weight: Axial, points		21
Strength to Weight: Axial, points		30

Strength to Weight: Bending, points		20
Strength to Weight: Bending, points		26

Thermal Shock Resistance, points		15
Thermal Shock Resistance, points		17

Alloy Composition

Carbon (C), %		0 to 0.040
Carbon (C), %		0 to 0.12

Chromium (Cr), %		18 to 21
Chromium (Cr), %		17 to 19

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

Iron (Fe), %		59.6 to 70.5
Iron (Fe), %		57.3 to 63.7

Manganese (Mn), %		0.5 to 2.5
Manganese (Mn), %		14 to 16

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

Nickel (Ni), %		9.0 to 12
Nickel (Ni), %		5.0 to 6.0

Nitrogen (N), %		0
Nitrogen (N), %		0.35 to 0.5

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.060

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0 to 1.0

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