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EN 1.4945 Stainless Steel vs. EN 1.4062 Stainless Steel

Both EN 1.4945 stainless steel and EN 1.4062 stainless steel are iron alloys. They have 82% 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 1.4945 stainless steel and the bottom bar is EN 1.4062 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 19 to 34
23 to 34
Fatigue Strength, MPa 230 to 350
410 to 420
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 430 to 460
510
Tensile Strength: Ultimate (UTS), MPa 640 to 740
770 to 800
Tensile Strength: Yield (Proof), MPa 290 to 550
530 to 600

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 520
440
Maximum Temperature: Mechanical, °C 920
1030
Melting Completion (Liquidus), °C 1490
1430
Melting Onset (Solidus), °C 1440
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 14
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 30
12
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 5.0
2.6
Embodied Energy, MJ/kg 73
37
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 23
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 180
170 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 760
690 to 910
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 25
28 to 29
Strength to Weight: Bending, points 20 to 22
24 to 25
Thermal Diffusivity, mm2/s 3.7
4.0
Thermal Shock Resistance, points 14 to 16
21 to 22

Alloy Composition

Carbon (C), % 0.040 to 0.1
0 to 0.030
Chromium (Cr), % 15.5 to 17.5
21.5 to 24
Iron (Fe), % 57.9 to 65.7
69.3 to 77.3
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.45
Nickel (Ni), % 15.5 to 17.5
1.0 to 2.9
Niobium (Nb), % 0.4 to 1.2
0
Nitrogen (N), % 0.060 to 0.14
0.16 to 0.28
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.3 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.010
Tungsten (W), % 2.5 to 3.5
0