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EN 1.4311 Stainless Steel vs. S15700 Stainless Steel

Both EN 1.4311 stainless steel and S15700 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4311 stainless steel and the bottom bar is S15700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
200 to 460
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 43
1.1 to 29
Fatigue Strength, MPa 270
370 to 770
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 450
770 to 1070
Tensile Strength: Ultimate (UTS), MPa 650
1180 to 1890
Tensile Strength: Yield (Proof), MPa 310
500 to 1770

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 420
400
Maximum Temperature: Mechanical, °C 950
870
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
15
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.1
3.4
Embodied Energy, MJ/kg 43
47
Embodied Water, L/kg 140
140

Common Calculations

PREN (Pitting Resistance) 21
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
17 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 240
640 to 4660
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
42 to 67
Strength to Weight: Bending, points 21
32 to 43
Thermal Diffusivity, mm2/s 4.0
4.2
Thermal Shock Resistance, points 15
39 to 63

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Carbon (C), % 0 to 0.030
0 to 0.090
Chromium (Cr), % 17.5 to 19.5
14 to 16
Iron (Fe), % 65.7 to 73.9
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), % 8.5 to 11.5
6.5 to 7.7
Nitrogen (N), % 0.12 to 0.22
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030