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S15700 Stainless Steel vs. EN 1.6570 Steel

Both S15700 stainless steel and EN 1.6570 steel are iron alloys. They have 78% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S15700 stainless steel and the bottom bar is EN 1.6570 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 460
270 to 340
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 1.1 to 29
11 to 17
Fatigue Strength, MPa 370 to 770
500 to 660
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 1180 to 1890
910 to 1130
Tensile Strength: Yield (Proof), MPa 500 to 1770
760 to 1060

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 870
440
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
40
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 15
3.9
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.4
1.7
Embodied Energy, MJ/kg 47
23
Embodied Water, L/kg 140
56

Common Calculations

PREN (Pitting Resistance) 23
2.5
Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 270
120 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 640 to 4660
1520 to 3010
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 42 to 67
32 to 40
Strength to Weight: Bending, points 32 to 43
27 to 31
Thermal Diffusivity, mm2/s 4.2
11
Thermal Shock Resistance, points 39 to 63
27 to 33

Alloy Composition

Aluminum (Al), % 0.75 to 1.5
0
Carbon (C), % 0 to 0.090
0.28 to 0.35
Chromium (Cr), % 14 to 16
1.0 to 1.4
Iron (Fe), % 69.6 to 76.8
94 to 96.2
Manganese (Mn), % 0 to 1.0
0.6 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
0.3 to 0.5
Nickel (Ni), % 6.5 to 7.7
1.6 to 2.1
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.015

Comparable Variants