S15700 Stainless Steel vs. AWS E316LMn

Both S15700 stainless steel and AWS E316LMn are iron alloys. They have 79% 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 S15700 stainless steel and the bottom bar is AWS E316LMn.

UNS S15700 (PH 15-7 Mo, Alloy 632) Stainless Steel AWS E316LMn (W31622) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

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

Elongation at Break, %		1.1 to 29
Elongation at Break, %		23

Poisson's Ratio		0.28
Poisson's Ratio		0.28

Shear Modulus, GPa		77
Shear Modulus, GPa		79

Tensile Strength: Ultimate (UTS), MPa		1180 to 1890
Tensile Strength: Ultimate (UTS), MPa		620

Thermal Properties

Latent Heat of Fusion, J/g		290
Latent Heat of Fusion, J/g		300

Melting Completion (Liquidus), °C		1440
Melting Completion (Liquidus), °C		1420

Melting Onset (Solidus), °C		1400
Melting Onset (Solidus), °C		1370

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

Thermal Expansion, µm/m-K		11
Thermal Expansion, µm/m-K		14

Otherwise Unclassified Properties

Base Metal Price, % relative		15
Base Metal Price, % relative		24

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

Embodied Carbon, kg CO₂/kg material		3.4
Embodied Carbon, kg CO₂/kg material		4.6

Embodied Energy, MJ/kg		47
Embodied Energy, MJ/kg		64

Embodied Water, L/kg		140
Embodied Water, L/kg		180

Common Calculations

PREN (Pitting Resistance)		23
PREN (Pitting Resistance)		32

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		42 to 67
Strength to Weight: Axial, points		22

Strength to Weight: Bending, points		32 to 43
Strength to Weight: Bending, points		20

Thermal Shock Resistance, points		39 to 63
Thermal Shock Resistance, points		15

Alloy Composition

Aluminum (Al), %		0.75 to 1.5
Aluminum (Al), %		0

Carbon (C), %		0 to 0.090
Carbon (C), %		0 to 0.040

Chromium (Cr), %		14 to 16
Chromium (Cr), %		18 to 21

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

Iron (Fe), %		69.6 to 76.8
Iron (Fe), %		47.5 to 59.4

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		5.0 to 8.0

Molybdenum (Mo), %		2.0 to 3.0
Molybdenum (Mo), %		2.5 to 3.5

Nickel (Ni), %		6.5 to 7.7
Nickel (Ni), %		15 to 18

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

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

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0 to 0.9

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