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EN 1.4469 Stainless Steel vs. EN 1.7336 Steel

Both EN 1.4469 stainless steel and EN 1.7336 steel are iron alloys. They have 64% 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 1.4469 stainless steel and the bottom bar is EN 1.7336 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 25
22
Fatigue Strength, MPa 380
240 to 310
Impact Strength: V-Notched Charpy, J 56
39 to 46
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 740
590
Tensile Strength: Yield (Proof), MPa 550
340 to 440

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1100
430
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 21
3.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.6
Embodied Energy, MJ/kg 57
21
Embodied Water, L/kg 180
53

Common Calculations

PREN (Pitting Resistance) 42
3.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 730
310 to 510
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
21
Strength to Weight: Bending, points 23
20
Thermal Diffusivity, mm2/s 4.6
11
Thermal Shock Resistance, points 20
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.17
Chromium (Cr), % 25 to 27
1.0 to 1.5
Copper (Cu), % 0 to 1.3
0 to 0.3
Iron (Fe), % 56.4 to 65.9
95.6 to 97.7
Manganese (Mn), % 0 to 1.0
0.4 to 0.65
Molybdenum (Mo), % 3.0 to 5.0
0.45 to 0.65
Nickel (Ni), % 6.0 to 8.0
0 to 0.3
Nitrogen (N), % 0.12 to 0.22
0 to 0.012
Phosphorus (P), % 0 to 0.035
0 to 0.015
Silicon (Si), % 0 to 1.0
0.5 to 0.8
Sulfur (S), % 0 to 0.025
0 to 0.0050