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S44700 Stainless Steel vs. EN 1.7117 Steel

Both S44700 stainless steel and EN 1.7117 steel are iron alloys. They have 68% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is S44700 stainless steel and the bottom bar is EN 1.7117 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
200 to 480
Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 82
72
Tensile Strength: Ultimate (UTS), MPa 600
660 to 1930

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 18
2.6
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.6
1.5
Embodied Energy, MJ/kg 49
21
Embodied Water, L/kg 180
51

Common Calculations

Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
24 to 69
Strength to Weight: Bending, points 20
22 to 44
Thermal Shock Resistance, points 19
20 to 58

Alloy Composition

Carbon (C), % 0 to 0.010
0.49 to 0.56
Chromium (Cr), % 28 to 30
0.7 to 1.0
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 64.9 to 68.5
95.2 to 96.4
Manganese (Mn), % 0 to 0.3
0.7 to 1.0
Molybdenum (Mo), % 3.5 to 4.2
0
Nickel (Ni), % 0 to 0.15
0.5 to 0.7
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.2
1.2 to 1.5
Sulfur (S), % 0 to 0.020
0 to 0.025