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EN 1.4652 Stainless Steel vs. EN 1.4958 Stainless Steel

Both EN 1.4652 stainless steel and EN 1.4958 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 86% of their average alloy composition in common. There are 32 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 EN 1.4652 stainless steel and the bottom bar is EN 1.4958 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
40
Fatigue Strength, MPa 450
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 610
430
Tensile Strength: Ultimate (UTS), MPa 880
630
Tensile Strength: Yield (Proof), MPa 490
190

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 440
500
Maximum Temperature: Mechanical, °C 1100
1090
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1410
1350
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 9.8
12
Thermal Expansion, µm/m-K 15
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 34
30
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 6.4
5.3
Embodied Energy, MJ/kg 87
75
Embodied Water, L/kg 220
200

Common Calculations

PREN (Pitting Resistance) 57
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 340
190
Resilience: Unit (Modulus of Resilience), kJ/m3 570
95
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
22
Strength to Weight: Bending, points 25
20
Thermal Diffusivity, mm2/s 2.6
3.2
Thermal Shock Resistance, points 20
15

Alloy Composition

Aluminum (Al), % 0
0.2 to 0.5
Carbon (C), % 0 to 0.020
0.030 to 0.080
Chromium (Cr), % 23 to 25
19 to 22
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0.3 to 0.6
0 to 0.5
Iron (Fe), % 38.3 to 46.3
41.1 to 50.6
Manganese (Mn), % 2.0 to 4.0
0 to 1.5
Molybdenum (Mo), % 7.0 to 8.0
0
Nickel (Ni), % 21 to 23
30 to 32.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0.45 to 0.55
0 to 0.030
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.7
Sulfur (S), % 0 to 0.0050
0 to 0.010
Titanium (Ti), % 0
0.2 to 0.5