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EN 1.4005 Stainless Steel vs. EN 1.4371 Stainless Steel

Both EN 1.4005 stainless steel and EN 1.4371 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 32 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 1.4005 stainless steel and the bottom bar is EN 1.4371 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 13 to 21
45 to 51
Fatigue Strength, MPa 240 to 290
290 to 340
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 390 to 450
520 to 540
Tensile Strength: Ultimate (UTS), MPa 630 to 750
740 to 750
Tensile Strength: Yield (Proof), MPa 370 to 500
320 to 340

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 760
880
Melting Completion (Liquidus), °C 1440
1410
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
12
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.0
2.6
Embodied Energy, MJ/kg 28
38
Embodied Water, L/kg 100
140

Common Calculations

PREN (Pitting Resistance) 14
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 110
270 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 650
250 to 300
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23 to 27
27
Strength to Weight: Bending, points 21 to 24
24
Thermal Diffusivity, mm2/s 8.1
4.0
Thermal Shock Resistance, points 23 to 27
16

Alloy Composition

Carbon (C), % 0.060 to 0.15
0 to 0.030
Chromium (Cr), % 12 to 14
16 to 17.5
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 82.4 to 87.8
66.7 to 74.4
Manganese (Mn), % 0 to 1.5
6.0 to 8.0
Molybdenum (Mo), % 0 to 0.6
0
Nickel (Ni), % 0
3.5 to 5.5
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.015