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EN 1.3553 Steel vs. S31730 Stainless Steel

Both EN 1.3553 steel and S31730 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is EN 1.3553 steel and the bottom bar is S31730 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 720
540

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 540
990
Melting Completion (Liquidus), °C 1620
1430
Melting Onset (Solidus), °C 1570
1390
Specific Heat Capacity, J/kg-K 440
470
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 24
24
Density, g/cm3 8.4
8.0
Embodied Carbon, kg CO2/kg material 8.5
4.6
Embodied Energy, MJ/kg 130
63
Embodied Water, L/kg 96
180

Common Calculations

PREN (Pitting Resistance) 31
30
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 24
19
Strength to Weight: Bending, points 21
18
Thermal Shock Resistance, points 21
12

Alloy Composition

Carbon (C), % 0.78 to 0.86
0 to 0.030
Chromium (Cr), % 3.9 to 4.3
17 to 19
Copper (Cu), % 0 to 0.3
4.0 to 5.0
Iron (Fe), % 80.7 to 83.7
52.4 to 61
Manganese (Mn), % 0 to 0.4
0 to 2.0
Molybdenum (Mo), % 4.7 to 5.2
3.0 to 4.0
Nickel (Ni), % 0
15 to 16.5
Nitrogen (N), % 0
0 to 0.045
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.010
Tungsten (W), % 6.0 to 6.7
0
Vanadium (V), % 1.7 to 2.0
0