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S42030 Stainless Steel vs. EN 1.4878 Stainless Steel

Both S42030 stainless steel and EN 1.4878 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is S42030 stainless steel and the bottom bar is EN 1.4878 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 16
45
Fatigue Strength, MPa 250
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 410
430
Tensile Strength: Ultimate (UTS), MPa 670
610
Tensile Strength: Yield (Proof), MPa 410
210

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 390
490
Maximum Temperature: Mechanical, °C 780
850
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 28
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 10
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.5
3.2
Embodied Energy, MJ/kg 34
46
Embodied Water, L/kg 110
140

Common Calculations

PREN (Pitting Resistance) 20
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
210
Resilience: Unit (Modulus of Resilience), kJ/m3 440
120
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 7.7
4.0
Thermal Shock Resistance, points 24
13

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.1
Chromium (Cr), % 12 to 14
17 to 19
Copper (Cu), % 2.0 to 3.0
0
Iron (Fe), % 77.6 to 85
65 to 74
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 1.0 to 3.0
0
Nickel (Ni), % 0
9.0 to 12
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0 to 0.8