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AWS E316LMn vs. S44725 Stainless Steel

Both AWS E316LMn and S44725 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS E316LMn and the bottom bar is S44725 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
22
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
81
Tensile Strength: Ultimate (UTS), MPa 620
500

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 14
11

Otherwise Unclassified Properties

Base Metal Price, % relative 24
15
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.6
3.1
Embodied Energy, MJ/kg 64
44
Embodied Water, L/kg 180
170

Common Calculations

PREN (Pitting Resistance) 32
33
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
18
Strength to Weight: Bending, points 20
18
Thermal Shock Resistance, points 15
16

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.015
Chromium (Cr), % 18 to 21
25 to 28.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 47.5 to 59.4
67.6 to 73.5
Manganese (Mn), % 5.0 to 8.0
0 to 0.4
Molybdenum (Mo), % 2.5 to 3.5
1.5 to 2.5
Nickel (Ni), % 15 to 18
0 to 0.3
Niobium (Nb), % 0
0 to 0.26
Nitrogen (N), % 0.1 to 0.25
0 to 0.018
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.9
0 to 0.040
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.26