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AWS E33-31 vs. EN 1.4982 Stainless Steel

Both AWS E33-31 and EN 1.4982 stainless steel are iron alloys. They have 60% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS E33-31 and the bottom bar is EN 1.4982 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 29
28
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
76
Tensile Strength: Ultimate (UTS), MPa 810
750

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Melting Completion (Liquidus), °C 1380
1430
Melting Onset (Solidus), °C 1330
1390
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 14
16

Otherwise Unclassified Properties

Base Metal Price, % relative 36
22
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 6.0
4.9
Embodied Energy, MJ/kg 86
71
Embodied Water, L/kg 260
150

Common Calculations

PREN (Pitting Resistance) 44
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
27
Strength to Weight: Bending, points 24
23
Thermal Shock Resistance, points 19
17

Alloy Composition

Boron (B), % 0
0.0030 to 0.0090
Carbon (C), % 0 to 0.030
0.070 to 0.13
Chromium (Cr), % 31 to 35
14 to 16
Copper (Cu), % 0.4 to 0.8
0
Iron (Fe), % 24.7 to 34.8
61.8 to 69.7
Manganese (Mn), % 2.5 to 4.0
5.5 to 7.0
Molybdenum (Mo), % 1.0 to 2.0
0.8 to 1.2
Nickel (Ni), % 30 to 32
9.0 to 11
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0.3 to 0.5
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.9
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Vanadium (V), % 0
0.15 to 0.4