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EN 1.4878 Stainless Steel vs. EN 1.3967 Stainless Steel

Both EN 1.4878 stainless steel and EN 1.3967 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 84% 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 1.4878 stainless steel and the bottom bar is EN 1.3967 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
22
Fatigue Strength, MPa 190
240
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 610
690
Tensile Strength: Yield (Proof), MPa 210
350

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 490
440
Maximum Temperature: Mechanical, °C 850
1070
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 16
25
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.2
4.8
Embodied Energy, MJ/kg 46
66
Embodied Water, L/kg 140
180

Common Calculations

PREN (Pitting Resistance) 18
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
130
Resilience: Unit (Modulus of Resilience), kJ/m3 120
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 20
22
Thermal Shock Resistance, points 13
15

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 17 to 19
20 to 21.5
Iron (Fe), % 65 to 74
50.3 to 57.8
Manganese (Mn), % 0 to 2.0
4.0 to 6.0
Molybdenum (Mo), % 0
3.0 to 3.5
Nickel (Ni), % 9.0 to 12
15 to 17
Niobium (Nb), % 0
0 to 0.25
Nitrogen (N), % 0
0.2 to 0.35
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0 to 0.8
0