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EN 1.7335 Steel vs. EN 1.4986 Stainless Steel

Both EN 1.7335 steel and EN 1.4986 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 33 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 1.7335 steel and the bottom bar is EN 1.4986 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 160
230
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21 to 22
18
Fatigue Strength, MPa 200 to 220
350
Impact Strength: V-Notched Charpy, J 31 to 35
57
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 310 to 330
460
Tensile Strength: Ultimate (UTS), MPa 500 to 520
750
Tensile Strength: Yield (Proof), MPa 280 to 310
560

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 430
940
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 44
15
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
25
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.6
4.8
Embodied Energy, MJ/kg 21
67
Embodied Water, L/kg 52
150

Common Calculations

PREN (Pitting Resistance) 2.7
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91 to 97
120
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 260
790
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18
26
Strength to Weight: Bending, points 18
23
Thermal Diffusivity, mm2/s 12
4.0
Thermal Shock Resistance, points 15
16

Alloy Composition

Boron (B), % 0
0.050 to 0.1
Carbon (C), % 0.080 to 0.18
0.040 to 0.1
Chromium (Cr), % 0.7 to 1.2
15.5 to 17.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96.4 to 98.4
59.4 to 66.6
Manganese (Mn), % 0.4 to 1.0
0 to 1.5
Molybdenum (Mo), % 0.4 to 0.6
1.6 to 2.0
Nickel (Ni), % 0
15.5 to 17.5
Niobium (Nb), % 0
0.4 to 1.2
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.35
0.3 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.030