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AWS E410NiMo vs. ASTM Grade HT Steel

Both AWS E410NiMo and ASTM grade HT steel are iron alloys. They have 62% 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 E410NiMo and the bottom bar is ASTM grade HT steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
4.6
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 850
500

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Melting Completion (Liquidus), °C 1440
1390
Melting Onset (Solidus), °C 1400
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 24
12
Thermal Expansion, µm/m-K 14
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 10
31
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.4
5.4
Embodied Energy, MJ/kg 34
76
Embodied Water, L/kg 110
190

Common Calculations

PREN (Pitting Resistance) 14
18
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
18
Strength to Weight: Bending, points 26
18
Thermal Diffusivity, mm2/s 6.5
3.2
Thermal Shock Resistance, points 23
12

Alloy Composition

Carbon (C), % 0 to 0.060
0.35 to 0.75
Chromium (Cr), % 11 to 12.5
15 to 19
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 79 to 84.6
38.2 to 51.7
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.4 to 0.7
0 to 0.5
Nickel (Ni), % 4.0 to 5.0
33 to 37
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.9
0 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.040