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EN 1.4057 Stainless Steel vs. N08031 Stainless Steel

Both EN 1.4057 stainless steel and N08031 stainless steel are iron alloys. They have 52% of their average alloy composition in common. There are 30 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 EN 1.4057 stainless steel and the bottom bar is N08031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 11 to 17
45
Fatigue Strength, MPa 320 to 430
290
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
81
Shear Strength, MPa 520 to 580
510
Tensile Strength: Ultimate (UTS), MPa 840 to 980
730
Tensile Strength: Yield (Proof), MPa 530 to 790
310

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 400
460
Maximum Temperature: Mechanical, °C 850
1100
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 25
12
Thermal Expansion, µm/m-K 10
18

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
39
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.2
7.1
Embodied Energy, MJ/kg 32
96
Embodied Water, L/kg 120
240

Common Calculations

PREN (Pitting Resistance) 16
52
Resilience: Ultimate (Unit Rupture Work), MJ/m3 96 to 130
270
Resilience: Unit (Modulus of Resilience), kJ/m3 700 to 1610
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30 to 35
25
Strength to Weight: Bending, points 26 to 28
22
Thermal Diffusivity, mm2/s 6.7
3.1
Thermal Shock Resistance, points 30 to 35
14

Alloy Composition

Carbon (C), % 0.12 to 0.22
0 to 0.015
Chromium (Cr), % 15 to 17
26 to 28
Copper (Cu), % 0
1.0 to 1.4
Iron (Fe), % 77.7 to 83.4
29 to 36.9
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 1.5 to 2.5
30 to 32
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.015
0 to 0.010