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EN 1.3967 Stainless Steel vs. EN 1.7378 Steel

Both EN 1.3967 stainless steel and EN 1.7378 steel are iron alloys. They have 58% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.3967 stainless steel and the bottom bar is EN 1.7378 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22
17
Fatigue Strength, MPa 240
330
Impact Strength: V-Notched Charpy, J 74
38
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
74
Tensile Strength: Ultimate (UTS), MPa 690
700
Tensile Strength: Yield (Proof), MPa 350
490

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1070
460
Melting Completion (Liquidus), °C 1430
1470
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
4.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.8
2.3
Embodied Energy, MJ/kg 66
33
Embodied Water, L/kg 180
61

Common Calculations

PREN (Pitting Resistance) 36
5.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 310
630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
25
Strength to Weight: Bending, points 22
22
Thermal Shock Resistance, points 15
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0015 to 0.0070
Carbon (C), % 0 to 0.030
0.050 to 0.1
Chromium (Cr), % 20 to 21.5
2.2 to 2.6
Iron (Fe), % 50.3 to 57.8
94.6 to 96.1
Manganese (Mn), % 4.0 to 6.0
0.3 to 0.7
Molybdenum (Mo), % 3.0 to 3.5
0.9 to 1.1
Nickel (Ni), % 15 to 17
0
Niobium (Nb), % 0 to 0.25
0
Nitrogen (N), % 0.2 to 0.35
0 to 0.010
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 1.0
0.15 to 0.45
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0
0.050 to 0.1
Vanadium (V), % 0
0.2 to 0.3