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AWS E330 vs. EN 1.3956 Stainless Steel

Both AWS E330 and EN 1.3956 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS E330 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, % 29
27
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 76
79
Tensile Strength: Ultimate (UTS), MPa 580
650

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Melting Completion (Liquidus), °C 1400
1420
Melting Onset (Solidus), °C 1350
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
22
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 5.4
4.8
Embodied Energy, MJ/kg 75
68
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 17
34
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
23
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 16
18

Alloy Composition

Carbon (C), % 0.18 to 0.25
0 to 0.060
Chromium (Cr), % 14 to 17
20.5 to 23.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 40.7 to 51.8
51.9 to 62.1
Manganese (Mn), % 1.0 to 2.5
4.0 to 6.0
Molybdenum (Mo), % 0 to 0.75
1.5 to 3.0
Nickel (Ni), % 33 to 37
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 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3