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AWS E317L vs. ASTM A369 Grade FP2

Both AWS E317L and ASTM A369 grade FP2 are iron alloys. They have 63% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS E317L and the bottom bar is ASTM A369 grade FP2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
20
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 580
430

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
49
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 22
2.6
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.3
1.6
Embodied Energy, MJ/kg 59
20
Embodied Water, L/kg 170
50

Common Calculations

PREN (Pitting Resistance) 31
2.5
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
15
Strength to Weight: Bending, points 20
16
Thermal Diffusivity, mm2/s 3.9
13
Thermal Shock Resistance, points 15
13

Alloy Composition

Carbon (C), % 0 to 0.040
0.1 to 0.2
Chromium (Cr), % 18 to 21
0.5 to 0.81
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 56.6 to 66.5
97.4 to 98.6
Manganese (Mn), % 0.5 to 2.5
0.3 to 0.61
Molybdenum (Mo), % 3.0 to 4.0
0.44 to 0.65
Nickel (Ni), % 12 to 14
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0.1 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.025