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EN 1.3975 Stainless Steel vs. EN 1.7710 Steel

Both EN 1.3975 stainless steel and EN 1.7710 steel are iron alloys. They have 65% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.3975 stainless steel and the bottom bar is EN 1.7710 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
280 to 320
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 27
6.8 to 11
Fatigue Strength, MPa 230
500 to 620
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 660
930 to 1070
Tensile Strength: Yield (Proof), MPa 320
800 to 1060

Thermal Properties

Latent Heat of Fusion, J/g 340
260
Maximum Temperature: Mechanical, °C 910
440
Melting Completion (Liquidus), °C 1360
1470
Melting Onset (Solidus), °C 1320
1430
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
3.5
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 3.3
2.2
Embodied Energy, MJ/kg 47
30
Embodied Water, L/kg 150
57

Common Calculations

PREN (Pitting Resistance) 21
4.5
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
73 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 270
1680 to 2970
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 24
33 to 38
Strength to Weight: Bending, points 22
27 to 30
Thermal Shock Resistance, points 15
27 to 31

Alloy Composition

Carbon (C), % 0 to 0.050
0.12 to 0.18
Chromium (Cr), % 16 to 18
1.3 to 1.8
Iron (Fe), % 58.2 to 65.4
95.1 to 97
Manganese (Mn), % 7.0 to 9.0
0.6 to 1.0
Molybdenum (Mo), % 0 to 1.0
0.8 to 1.0
Nickel (Ni), % 8.0 to 9.0
0
Nitrogen (N), % 0.080 to 0.18
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 3.5 to 4.5
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.15 to 0.25