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EN 1.4029 Stainless Steel vs. EN 1.4762 Stainless Steel

Both EN 1.4029 stainless steel and EN 1.4762 stainless steel are iron alloys. 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 (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4029 stainless steel and the bottom bar is EN 1.4762 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 10 to 20
13
Fatigue Strength, MPa 270 to 400
180
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
78
Shear Strength, MPa 440 to 550
370
Tensile Strength: Ultimate (UTS), MPa 700 to 930
620
Tensile Strength: Yield (Proof), MPa 410 to 740
310

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 390
440
Maximum Temperature: Mechanical, °C 750
1150
Melting Completion (Liquidus), °C 1440
1410
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 30
17
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
12
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.0
2.5
Embodied Energy, MJ/kg 28
37
Embodied Water, L/kg 100
170

Common Calculations

PREN (Pitting Resistance) 14
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 89 to 120
67
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 1410
250
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 25 to 33
23
Strength to Weight: Bending, points 23 to 27
21
Thermal Diffusivity, mm2/s 8.1
4.6
Thermal Shock Resistance, points 26 to 34
22

Alloy Composition

Aluminum (Al), % 0
1.2 to 1.7
Carbon (C), % 0.25 to 0.32
0 to 0.12
Chromium (Cr), % 12 to 13.5
23 to 26
Iron (Fe), % 82.8 to 87.6
69.7 to 75.1
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.6
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0.7 to 1.4
Sulfur (S), % 0.15 to 0.25
0 to 0.015