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EN 1.6982 Stainless Steel vs. EN 1.7335 Steel

Both EN 1.6982 stainless steel and EN 1.7335 steel are iron alloys. They have 84% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.6982 stainless steel and the bottom bar is EN 1.7335 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
21 to 22
Fatigue Strength, MPa 350
200 to 220
Impact Strength: V-Notched Charpy, J 56
31 to 35
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 800
500 to 520
Tensile Strength: Yield (Proof), MPa 570
280 to 310

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 770
430
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
44
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 10
2.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.4
1.6
Embodied Energy, MJ/kg 33
21
Embodied Water, L/kg 110
52

Common Calculations

PREN (Pitting Resistance) 14
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
91 to 97
Resilience: Unit (Modulus of Resilience), kJ/m3 820
210 to 260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
18
Strength to Weight: Bending, points 25
18
Thermal Diffusivity, mm2/s 6.6
12
Thermal Shock Resistance, points 29
15

Alloy Composition

Carbon (C), % 0 to 0.050
0.080 to 0.18
Chromium (Cr), % 12 to 13.5
0.7 to 1.2
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 78.7 to 84.5
96.4 to 98.4
Manganese (Mn), % 0 to 1.0
0.4 to 1.0
Molybdenum (Mo), % 0 to 0.7
0.4 to 0.6
Nickel (Ni), % 3.5 to 5.0
0
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.010