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S30601 Stainless Steel vs. S41045 Stainless Steel

Both S30601 stainless steel and S41045 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 72% 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 S41045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
160
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 37
25
Fatigue Strength, MPa 250
160
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
76
Shear Strength, MPa 450
280
Tensile Strength: Ultimate (UTS), MPa 660
430
Tensile Strength: Yield (Proof), MPa 300
230

Thermal Properties

Latent Heat of Fusion, J/g 370
270
Maximum Temperature: Corrosion, °C 410
430
Maximum Temperature: Mechanical, °C 950
740
Melting Completion (Liquidus), °C 1360
1450
Melting Onset (Solidus), °C 1310
1400
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 15
10

Otherwise Unclassified Properties

Base Metal Price, % relative 20
8.5
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 3.9
2.2
Embodied Energy, MJ/kg 55
31
Embodied Water, L/kg 150
100

Common Calculations

PREN (Pitting Resistance) 18
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
92
Resilience: Unit (Modulus of Resilience), kJ/m3 230
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
16
Strength to Weight: Bending, points 22
16
Thermal Shock Resistance, points 16
16

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.030
Chromium (Cr), % 17 to 18
12 to 13
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 56.9 to 60.5
83.8 to 88
Manganese (Mn), % 0.5 to 0.8
0 to 1.0
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 17 to 18
0 to 0.5
Niobium (Nb), % 0
0 to 0.6
Nitrogen (N), % 0 to 0.050
0 to 0.030
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 5.0 to 5.6
0 to 1.0
Sulfur (S), % 0 to 0.013
0 to 0.030