MakeItFrom.com
Menu (ESC)

EN 1.4372 Stainless Steel vs. EN 1.4580 Stainless Steel

Both EN 1.4372 stainless steel and EN 1.4580 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 89% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4372 stainless steel and the bottom bar is EN 1.4580 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 47
40
Fatigue Strength, MPa 330
210
Impact Strength: V-Notched Charpy, J 90
90
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 560
430
Tensile Strength: Ultimate (UTS), MPa 790
620
Tensile Strength: Yield (Proof), MPa 350
250

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
480
Maximum Temperature: Mechanical, °C 880
950
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 12
22
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.6
4.3
Embodied Energy, MJ/kg 38
60
Embodied Water, L/kg 140
150

Common Calculations

PREN (Pitting Resistance) 19
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
200
Resilience: Unit (Modulus of Resilience), kJ/m3 320
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
22
Strength to Weight: Bending, points 25
21
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 17
14

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.080
Chromium (Cr), % 16 to 18
16.5 to 18.5
Iron (Fe), % 67.5 to 75
61.4 to 71
Manganese (Mn), % 5.5 to 7.5
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 3.5 to 5.5
10.5 to 13.5
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0.050 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015