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AWS E308H vs. EN 1.4962 Stainless Steel

Both AWS E308H and EN 1.4962 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS E308H and the bottom bar is EN 1.4962 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
22 to 34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 620
630 to 690

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Melting Completion (Liquidus), °C 1420
1480
Melting Onset (Solidus), °C 1380
1440
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
14
Thermal Expansion, µm/m-K 14
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
23
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.2
4.1
Embodied Energy, MJ/kg 46
59
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 21
21
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
21 to 24
Strength to Weight: Bending, points 21
20 to 21
Thermal Diffusivity, mm2/s 4.2
3.7
Thermal Shock Resistance, points 16
14 to 16

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 0.040 to 0.080
0.070 to 0.15
Chromium (Cr), % 18 to 21
15.5 to 17.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 62.9 to 72.5
62.1 to 69
Manganese (Mn), % 0.5 to 2.5
0 to 1.5
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 9.0 to 11
12.5 to 14.5
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.4 to 0.7
Tungsten (W), % 0
2.5 to 3.0