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AWS E312 vs. N08811 Stainless Steel

Both AWS E312 and N08811 stainless steel are iron alloys. They have 77% 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 E312 and the bottom bar is N08811 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25
33
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 740
510

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Melting Completion (Liquidus), °C 1410
1390
Melting Onset (Solidus), °C 1360
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 15
14

Otherwise Unclassified Properties

Base Metal Price, % relative 20
30
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 3.6
5.3
Embodied Energy, MJ/kg 52
76
Embodied Water, L/kg 200
200

Common Calculations

PREN (Pitting Resistance) 31
21
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
18
Strength to Weight: Bending, points 24
18
Thermal Shock Resistance, points 18
13

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.15
0.060 to 0.1
Chromium (Cr), % 28 to 32
19 to 23
Copper (Cu), % 0 to 0.75
0 to 0.75
Iron (Fe), % 52.3 to 63.5
39.5 to 50.6
Manganese (Mn), % 0.5 to 2.5
0 to 1.5
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 8.0 to 10.5
30 to 35
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6