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EN 1.4029 Stainless Steel vs. EN 1.4913 Stainless Steel

Both EN 1.4029 stainless steel and EN 1.4913 stainless steel are iron alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4029 stainless steel and the bottom bar is EN 1.4913 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 10 to 20
14 to 22
Fatigue Strength, MPa 270 to 400
320 to 480
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
75
Shear Strength, MPa 440 to 550
550 to 590
Tensile Strength: Ultimate (UTS), MPa 700 to 930
870 to 980
Tensile Strength: Yield (Proof), MPa 410 to 740
480 to 850

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Corrosion, °C 390
430
Maximum Temperature: Mechanical, °C 750
700
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
24
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
9.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
2.9
Embodied Energy, MJ/kg 28
41
Embodied Water, L/kg 100
97

Common Calculations

PREN (Pitting Resistance) 14
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 89 to 120
130 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 1410
600 to 1860
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25 to 33
31 to 35
Strength to Weight: Bending, points 23 to 27
26 to 28
Thermal Diffusivity, mm2/s 8.1
6.5
Thermal Shock Resistance, points 26 to 34
31 to 34

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0 to 0.0015
Carbon (C), % 0.25 to 0.32
0.17 to 0.23
Chromium (Cr), % 12 to 13.5
10 to 11.5
Iron (Fe), % 82.8 to 87.6
84.5 to 88.3
Manganese (Mn), % 0 to 1.5
0.4 to 0.9
Molybdenum (Mo), % 0 to 0.6
0.5 to 0.8
Nickel (Ni), % 0
0.2 to 0.6
Niobium (Nb), % 0
0.25 to 0.55
Nitrogen (N), % 0
0.050 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0.15 to 0.25
0 to 0.015
Vanadium (V), % 0
0.1 to 0.3

Comparable Variants