MakeItFrom.com
Menu (ESC)

S42030 Stainless Steel vs. S35045 Stainless Steel

Both S42030 stainless steel and S35045 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 50% of their average alloy composition in common.

For each property being compared, the top bar is S42030 stainless steel and the bottom bar is S35045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 16
39
Fatigue Strength, MPa 250
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Shear Strength, MPa 410
370
Tensile Strength: Ultimate (UTS), MPa 670
540
Tensile Strength: Yield (Proof), MPa 410
190

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 390
520
Maximum Temperature: Mechanical, °C 780
1100
Melting Completion (Liquidus), °C 1450
1390
Melting Onset (Solidus), °C 1410
1340
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 28
12
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 10
34
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.5
5.8
Embodied Energy, MJ/kg 34
83
Embodied Water, L/kg 110
230

Common Calculations

PREN (Pitting Resistance) 20
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
170
Resilience: Unit (Modulus of Resilience), kJ/m3 440
94
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
19
Strength to Weight: Bending, points 22
19
Thermal Diffusivity, mm2/s 7.7
3.2
Thermal Shock Resistance, points 24
12

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.3
0.060 to 0.1
Chromium (Cr), % 12 to 14
25 to 29
Copper (Cu), % 2.0 to 3.0
0 to 0.75
Iron (Fe), % 77.6 to 85
29.4 to 42.6
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 1.0 to 3.0
0
Nickel (Ni), % 0
32 to 37
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
0.15 to 0.6