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EN 1.4371 Stainless Steel vs. EN 1.4595 Stainless Steel

Both EN 1.4371 stainless steel and EN 1.4595 stainless steel are iron alloys. They have 87% 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 1.4371 stainless steel and the bottom bar is EN 1.4595 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45 to 51
29
Fatigue Strength, MPa 290 to 340
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 520 to 540
310
Tensile Strength: Ultimate (UTS), MPa 740 to 750
470
Tensile Strength: Yield (Proof), MPa 320 to 340
250

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 410
460
Maximum Temperature: Mechanical, °C 880
810
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
30
Thermal Expansion, µm/m-K 17
10

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 12
10
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.4
Embodied Energy, MJ/kg 38
34
Embodied Water, L/kg 140
110

Common Calculations

PREN (Pitting Resistance) 20
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270 to 310
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 300
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
17
Strength to Weight: Bending, points 24
17
Thermal Diffusivity, mm2/s 4.0
8.1
Thermal Shock Resistance, points 16
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 16 to 17.5
14 to 16
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 66.7 to 74.4
81.3 to 85.8
Manganese (Mn), % 6.0 to 8.0
0 to 1.0
Nickel (Ni), % 3.5 to 5.5
0
Niobium (Nb), % 0
0.2 to 0.6
Nitrogen (N), % 0.15 to 0.25
0 to 0.020
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015