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EN 1.7335 Steel vs. EN 1.4313 Stainless Steel

Both EN 1.7335 steel and EN 1.4313 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 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 1.7335 steel and the bottom bar is EN 1.4313 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21 to 22
12 to 17
Fatigue Strength, MPa 200 to 220
340 to 510
Impact Strength: V-Notched Charpy, J 31 to 35
55 to 70
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 310 to 330
460 to 600
Tensile Strength: Ultimate (UTS), MPa 500 to 520
750 to 1000
Tensile Strength: Yield (Proof), MPa 280 to 310
580 to 910

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 430
780
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
10
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.6
2.4
Embodied Energy, MJ/kg 21
34
Embodied Water, L/kg 52
110

Common Calculations

PREN (Pitting Resistance) 2.7
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91 to 97
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 260
870 to 2100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
27 to 36
Strength to Weight: Bending, points 18
23 to 28
Thermal Diffusivity, mm2/s 12
6.7
Thermal Shock Resistance, points 15
27 to 36

Alloy Composition

Carbon (C), % 0.080 to 0.18
0 to 0.050
Chromium (Cr), % 0.7 to 1.2
12 to 14
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96.4 to 98.4
78.5 to 84.2
Manganese (Mn), % 0.4 to 1.0
0 to 1.5
Molybdenum (Mo), % 0.4 to 0.6
0.3 to 0.7
Nickel (Ni), % 0
3.5 to 4.5
Nitrogen (N), % 0 to 0.012
0 to 0.020
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.35
0 to 0.7
Sulfur (S), % 0 to 0.010
0 to 0.015