MakeItFrom.com
Menu (ESC)

EN 1.4658 Stainless Steel vs. AISI 430 Stainless Steel

Both EN 1.4658 stainless steel and AISI 430 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 31 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 1.4658 stainless steel and the bottom bar is AISI 430 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
160
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 28
24
Fatigue Strength, MPa 530
180
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 580
320
Tensile Strength: Ultimate (UTS), MPa 900
500
Tensile Strength: Yield (Proof), MPa 730
260

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
870
Melting Completion (Liquidus), °C 1450
1510
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
25
Thermal Expansion, µm/m-K 13
10

Otherwise Unclassified Properties

Base Metal Price, % relative 25
8.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.5
2.1
Embodied Energy, MJ/kg 61
30
Embodied Water, L/kg 200
120

Common Calculations

PREN (Pitting Resistance) 49
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
100
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
170
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
18
Strength to Weight: Bending, points 26
18
Thermal Diffusivity, mm2/s 4.3
6.7
Thermal Shock Resistance, points 24
18

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.12
Chromium (Cr), % 26 to 29
16 to 18
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 50.9 to 63.7
79.1 to 84
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 5.5 to 9.5
0 to 0.75
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030