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S30601 Stainless Steel vs. S44635 Stainless Steel

Both S30601 stainless steel and S44635 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 81% of their average alloy composition in common. There are 29 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 S30601 stainless steel and the bottom bar is S44635 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
240
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 37
23
Fatigue Strength, MPa 250
390
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 75
81
Shear Strength, MPa 450
450
Tensile Strength: Ultimate (UTS), MPa 660
710
Tensile Strength: Yield (Proof), MPa 300
580

Thermal Properties

Latent Heat of Fusion, J/g 370
300
Maximum Temperature: Corrosion, °C 410
610
Maximum Temperature: Mechanical, °C 950
1100
Melting Completion (Liquidus), °C 1360
1460
Melting Onset (Solidus), °C 1310
1420
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 20
22
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 3.9
4.4
Embodied Energy, MJ/kg 55
62
Embodied Water, L/kg 150
170

Common Calculations

PREN (Pitting Resistance) 18
39
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
150
Resilience: Unit (Modulus of Resilience), kJ/m3 230
810
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
25
Strength to Weight: Bending, points 22
23
Thermal Shock Resistance, points 16
23

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.025
Chromium (Cr), % 17 to 18
24.5 to 26
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 56.9 to 60.5
61.5 to 68.5
Manganese (Mn), % 0.5 to 0.8
0 to 1.0
Molybdenum (Mo), % 0 to 0.2
3.5 to 4.5
Nickel (Ni), % 17 to 18
3.5 to 4.5
Niobium (Nb), % 0
0.2 to 0.8
Nitrogen (N), % 0 to 0.050
0 to 0.035
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 5.0 to 5.6
0 to 0.75
Sulfur (S), % 0 to 0.013
0 to 0.030
Titanium (Ti), % 0
0.2 to 0.8