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EN 1.4988 Stainless Steel vs. AWS E316LMn

Both EN 1.4988 stainless steel and AWS E316LMn 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 EN 1.4988 stainless steel and the bottom bar is AWS E316LMn.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
23
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 640
620

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
14

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 6.0
4.6
Embodied Energy, MJ/kg 89
64
Embodied Water, L/kg 150
180

Common Calculations

PREN (Pitting Resistance) 22
32
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
22
Strength to Weight: Bending, points 21
20
Thermal Shock Resistance, points 14
15

Alloy Composition

Carbon (C), % 0.040 to 0.1
0 to 0.040
Chromium (Cr), % 15.5 to 17.5
18 to 21
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 62.1 to 69.5
47.5 to 59.4
Manganese (Mn), % 0 to 1.5
5.0 to 8.0
Molybdenum (Mo), % 1.1 to 1.5
2.5 to 3.5
Nickel (Ni), % 12.5 to 14.5
15 to 18
Niobium (Nb), % 0.4 to 1.2
0
Nitrogen (N), % 0.060 to 0.14
0.1 to 0.25
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.3 to 0.6
0 to 0.9
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0.6 to 0.85
0