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AWS E316LMn vs. ACI-ASTM CA6NM Steel

Both AWS E316LMn and ACI-ASTM CA6NM steel are iron alloys. They have 72% 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 E316LMn and the bottom bar is ACI-ASTM CA6NM steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
17
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 620
850

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 14
10

Otherwise Unclassified Properties

Base Metal Price, % relative 24
10
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.6
2.5
Embodied Energy, MJ/kg 64
34
Embodied Water, L/kg 180
110

Common Calculations

PREN (Pitting Resistance) 32
15
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
30
Strength to Weight: Bending, points 20
26
Thermal Shock Resistance, points 15
31

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.060
Chromium (Cr), % 18 to 21
11.5 to 14
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 47.5 to 59.4
78.4 to 84.6
Manganese (Mn), % 5.0 to 8.0
0 to 1.0
Molybdenum (Mo), % 2.5 to 3.5
0.4 to 1.0
Nickel (Ni), % 15 to 18
3.5 to 4.5
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.9
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030