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EN 1.3956 Stainless Steel vs. EN 1.3553 Steel

Both EN 1.3956 stainless steel and EN 1.3553 steel are iron alloys. They have 64% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.3956 stainless steel and the bottom bar is EN 1.3553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 650
720

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1080
540
Melting Completion (Liquidus), °C 1420
1620
Melting Onset (Solidus), °C 1380
1570
Specific Heat Capacity, J/kg-K 480
440
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 22
24
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 4.8
8.5
Embodied Energy, MJ/kg 68
130
Embodied Water, L/kg 180
96

Common Calculations

PREN (Pitting Resistance) 34
31
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 23
24
Strength to Weight: Bending, points 21
21
Thermal Shock Resistance, points 18
21

Alloy Composition

Carbon (C), % 0 to 0.060
0.78 to 0.86
Chromium (Cr), % 20.5 to 23.5
3.9 to 4.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 51.9 to 62.1
80.7 to 83.7
Manganese (Mn), % 4.0 to 6.0
0 to 0.4
Molybdenum (Mo), % 1.5 to 3.0
4.7 to 5.2
Nickel (Ni), % 11.5 to 13.5
0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0
6.0 to 6.7
Vanadium (V), % 0.1 to 0.3
1.7 to 2.0