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EN 1.4864 Stainless Steel vs. S15700 Stainless Steel

Both EN 1.4864 stainless steel and S15700 stainless steel are iron alloys. They have 70% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4864 stainless steel and the bottom bar is S15700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
200 to 460
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 33
1.1 to 29
Fatigue Strength, MPa 200
370 to 770
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 430
770 to 1070
Tensile Strength: Ultimate (UTS), MPa 650
1180 to 1890
Tensile Strength: Yield (Proof), MPa 260
500 to 1770

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 410
400
Maximum Temperature: Mechanical, °C 1100
870
Melting Completion (Liquidus), °C 1390
1440
Melting Onset (Solidus), °C 1340
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
16
Thermal Expansion, µm/m-K 14
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 30
15
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.3
3.4
Embodied Energy, MJ/kg 75
47
Embodied Water, L/kg 180
140

Common Calculations

PREN (Pitting Resistance) 17
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
17 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 170
640 to 4660
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23
42 to 67
Strength to Weight: Bending, points 21
32 to 43
Thermal Diffusivity, mm2/s 3.3
4.2
Thermal Shock Resistance, points 17
39 to 63

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Carbon (C), % 0 to 0.15
0 to 0.090
Chromium (Cr), % 15 to 17
14 to 16
Iron (Fe), % 41.7 to 51
69.6 to 76.8
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 33 to 37
6.5 to 7.7
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 1.0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030