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S30435 Stainless Steel vs. S42035 Stainless Steel

Both S30435 stainless steel and S42035 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 89% of their average alloy composition in common.

For each property being compared, the top bar is S30435 stainless steel and the bottom bar is S42035 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
160
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 51
18
Fatigue Strength, MPa 170
260
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 77
76
Shear Modulus, GPa 76
77
Shear Strength, MPa 370
390
Tensile Strength: Ultimate (UTS), MPa 510
630
Tensile Strength: Yield (Proof), MPa 170
430

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 410
470
Maximum Temperature: Mechanical, °C 900
810
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
27
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 14
9.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.9
2.4
Embodied Energy, MJ/kg 40
34
Embodied Water, L/kg 140
110

Common Calculations

PREN (Pitting Resistance) 17
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
100
Resilience: Unit (Modulus of Resilience), kJ/m3 77
460
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
22
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 4.2
7.2
Thermal Shock Resistance, points 12
22

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 16 to 18
13.5 to 15.5
Copper (Cu), % 1.5 to 3.0
0
Iron (Fe), % 66.9 to 75.5
78.1 to 85
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
0.2 to 1.2
Nickel (Ni), % 7.0 to 9.0
1.0 to 2.5
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0.3 to 0.5