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EN 1.7376 Steel vs. AISI 429 Stainless Steel

Both EN 1.7376 steel and AISI 429 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.7376 steel and the bottom bar is AISI 429 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
160
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
25
Fatigue Strength, MPa 320
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 710
480
Tensile Strength: Yield (Proof), MPa 460
260

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Mechanical, °C 600
810
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 26
26
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 11
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
7.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.1
2.0
Embodied Energy, MJ/kg 29
28
Embodied Water, L/kg 88
110

Common Calculations

PREN (Pitting Resistance) 12
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
99
Resilience: Unit (Modulus of Resilience), kJ/m3 560
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
17
Strength to Weight: Bending, points 23
18
Thermal Diffusivity, mm2/s 6.9
6.9
Thermal Shock Resistance, points 20
17

Alloy Composition

Carbon (C), % 0.12 to 0.19
0 to 0.12
Chromium (Cr), % 8.0 to 10
14 to 16
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 86.2 to 90.6
81.8 to 86
Manganese (Mn), % 0.35 to 0.65
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.2
0
Nickel (Ni), % 0 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0 to 0.050
0