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AWS ER90S-B3 vs. EN 1.3956 Stainless Steel

Both AWS ER90S-B3 and EN 1.3956 stainless steel are iron alloys. They have 62% of their average alloy composition in common. There are 24 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 ER90S-B3 and the bottom bar is EN 1.3956 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
27
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 690
650
Tensile Strength: Yield (Proof), MPa 620
330

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 4.1
22
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.8
4.8
Embodied Energy, MJ/kg 24
68
Embodied Water, L/kg 60
180

Common Calculations

PREN (Pitting Resistance) 6.0
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
150
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
270
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
23
Strength to Weight: Bending, points 22
21
Thermal Shock Resistance, points 20
18

Alloy Composition

Carbon (C), % 0.070 to 0.12
0 to 0.060
Chromium (Cr), % 2.3 to 2.7
20.5 to 23.5
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 93.5 to 95.9
51.9 to 62.1
Manganese (Mn), % 0.4 to 0.7
4.0 to 6.0
Molybdenum (Mo), % 0.9 to 1.2
1.5 to 3.0
Nickel (Ni), % 0 to 0.2
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.4 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3
Residuals, % 0 to 0.5
0