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EN 1.3956 Stainless Steel vs. EN 1.7336 Steel

Both EN 1.3956 stainless steel and EN 1.7336 steel are iron alloys. They have 60% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.3956 stainless steel and the bottom bar is EN 1.7336 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 27
22
Fatigue Strength, MPa 240
240 to 310
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 650
590
Tensile Strength: Yield (Proof), MPa 330
340 to 440

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1080
430
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
3.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.8
1.6
Embodied Energy, MJ/kg 68
21
Embodied Water, L/kg 180
53

Common Calculations

PREN (Pitting Resistance) 34
3.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 270
310 to 510
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23
21
Strength to Weight: Bending, points 21
20
Thermal Shock Resistance, points 18
17

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.17
Chromium (Cr), % 20.5 to 23.5
1.0 to 1.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 51.9 to 62.1
95.6 to 97.7
Manganese (Mn), % 4.0 to 6.0
0.4 to 0.65
Molybdenum (Mo), % 1.5 to 3.0
0.45 to 0.65
Nickel (Ni), % 11.5 to 13.5
0 to 0.3
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0 to 0.012
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0.5 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0050
Vanadium (V), % 0.1 to 0.3
0