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S15700 Stainless Steel vs. EN 1.4971 Stainless Steel

Both S15700 stainless steel and EN 1.4971 stainless steel are iron alloys. They have 56% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S15700 stainless steel and the bottom bar is EN 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 460
240
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 1.1 to 29
34
Fatigue Strength, MPa 370 to 770
270
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
81
Shear Strength, MPa 770 to 1070
530
Tensile Strength: Ultimate (UTS), MPa 1180 to 1890
800
Tensile Strength: Yield (Proof), MPa 500 to 1770
340

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 400
570
Maximum Temperature: Mechanical, °C 870
1100
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 16
13
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 15
70
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 3.4
7.6
Embodied Energy, MJ/kg 47
110
Embodied Water, L/kg 140
300

Common Calculations

PREN (Pitting Resistance) 23
38
Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 270
220
Resilience: Unit (Modulus of Resilience), kJ/m3 640 to 4660
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 42 to 67
26
Strength to Weight: Bending, points 32 to 43
23
Thermal Diffusivity, mm2/s 4.2
3.4
Thermal Shock Resistance, points 39 to 63
19

Alloy Composition

Aluminum (Al), % 0.75 to 1.5
0
Carbon (C), % 0 to 0.090
0.080 to 0.16
Chromium (Cr), % 14 to 16
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Iron (Fe), % 69.6 to 76.8
24.3 to 37.1
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
2.5 to 3.5
Nickel (Ni), % 6.5 to 7.7
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0
2.0 to 3.0