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S44635 Stainless Steel vs. S30435 Stainless Steel

Both S44635 stainless steel and S30435 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 87% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S44635 stainless steel and the bottom bar is S30435 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
160
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
51
Fatigue Strength, MPa 390
170
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
76
Shear Strength, MPa 450
370
Tensile Strength: Ultimate (UTS), MPa 710
510
Tensile Strength: Yield (Proof), MPa 580
170

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 610
410
Maximum Temperature: Mechanical, °C 1100
900
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 22
14
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.4
2.9
Embodied Energy, MJ/kg 62
40
Embodied Water, L/kg 170
140

Common Calculations

PREN (Pitting Resistance) 39
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
210
Resilience: Unit (Modulus of Resilience), kJ/m3 810
77
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
18
Strength to Weight: Bending, points 23
18
Thermal Diffusivity, mm2/s 4.4
4.2
Thermal Shock Resistance, points 23
12

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.080
Chromium (Cr), % 24.5 to 26
16 to 18
Copper (Cu), % 0
1.5 to 3.0
Iron (Fe), % 61.5 to 68.5
66.9 to 75.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 3.5 to 4.5
0
Nickel (Ni), % 3.5 to 4.5
7.0 to 9.0
Niobium (Nb), % 0.2 to 0.8
0
Nitrogen (N), % 0 to 0.035
0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0.2 to 0.8
0