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EN 1.4542 Stainless Steel vs. EN 1.4469 Stainless Steel

Both EN 1.4542 stainless steel and EN 1.4469 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 31 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 1.4542 stainless steel and the bottom bar is EN 1.4469 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 5.7 to 20
25
Fatigue Strength, MPa 370 to 640
380
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
81
Tensile Strength: Ultimate (UTS), MPa 880 to 1470
740
Tensile Strength: Yield (Proof), MPa 580 to 1300
550

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 440
450
Maximum Temperature: Mechanical, °C 860
1100
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
17
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
21
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
4.1
Embodied Energy, MJ/kg 39
57
Embodied Water, L/kg 130
180

Common Calculations

PREN (Pitting Resistance) 17
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 62 to 160
170
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 4360
730
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31 to 52
26
Strength to Weight: Bending, points 26 to 37
23
Thermal Diffusivity, mm2/s 4.3
4.6
Thermal Shock Resistance, points 29 to 49
20

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.030
Chromium (Cr), % 15 to 17
25 to 27
Copper (Cu), % 3.0 to 5.0
0 to 1.3
Iron (Fe), % 69.6 to 79
56.4 to 65.9
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.6
3.0 to 5.0
Nickel (Ni), % 3.0 to 5.0
6.0 to 8.0
Niobium (Nb), % 0 to 0.45
0
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.025