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S17400 Stainless Steel vs. EN 1.4849 Stainless Steel

Both S17400 stainless steel and EN 1.4849 stainless steel are iron alloys. They have 59% of their average alloy composition in common. There are 30 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 S17400 stainless steel and the bottom bar is EN 1.4849 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 440
140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 21
4.5
Fatigue Strength, MPa 380 to 670
120
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
75
Tensile Strength: Ultimate (UTS), MPa 910 to 1390
480
Tensile Strength: Yield (Proof), MPa 580 to 1250
250

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Corrosion, °C 450
620
Maximum Temperature: Mechanical, °C 850
1020
Melting Completion (Liquidus), °C 1440
1390
Melting Onset (Solidus), °C 1400
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
12
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 14
42
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.7
7.1
Embodied Energy, MJ/kg 39
100
Embodied Water, L/kg 130
200

Common Calculations

PREN (Pitting Resistance) 16
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
18
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 4060
160
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32 to 49
17
Strength to Weight: Bending, points 27 to 35
17
Thermal Diffusivity, mm2/s 4.5
3.2
Thermal Shock Resistance, points 30 to 46
11

Alloy Composition

Carbon (C), % 0 to 0.070
0.3 to 0.5
Chromium (Cr), % 15 to 17
18 to 21
Copper (Cu), % 3.0 to 5.0
0
Iron (Fe), % 70.4 to 78.9
32.6 to 43.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 3.0 to 5.0
36 to 39
Niobium (Nb), % 0.15 to 0.45
1.2 to 1.8
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
1.0 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.030