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S30601 Stainless Steel vs. S44627 Stainless Steel

Both S30601 stainless steel and S44627 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 77% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S30601 stainless steel and the bottom bar is S44627 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 37
24
Fatigue Strength, MPa 250
200
Poisson's Ratio 0.28
0.27
Reduction in Area, % 56
51
Shear Modulus, GPa 75
80
Shear Strength, MPa 450
310
Tensile Strength: Ultimate (UTS), MPa 660
490
Tensile Strength: Yield (Proof), MPa 300
300

Thermal Properties

Latent Heat of Fusion, J/g 370
290
Maximum Temperature: Corrosion, °C 410
470
Maximum Temperature: Mechanical, °C 950
1100
Melting Completion (Liquidus), °C 1360
1440
Melting Onset (Solidus), °C 1310
1400
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 20
14
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 3.9
2.9
Embodied Energy, MJ/kg 55
41
Embodied Water, L/kg 150
160

Common Calculations

PREN (Pitting Resistance) 18
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
100
Resilience: Unit (Modulus of Resilience), kJ/m3 230
220
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
18
Strength to Weight: Bending, points 22
18
Thermal Shock Resistance, points 16
16

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.010
Chromium (Cr), % 17 to 18
25 to 27.5
Copper (Cu), % 0 to 0.35
0 to 0.2
Iron (Fe), % 56.9 to 60.5
69.2 to 74.2
Manganese (Mn), % 0.5 to 0.8
0 to 0.4
Molybdenum (Mo), % 0 to 0.2
0.75 to 1.5
Nickel (Ni), % 17 to 18
0 to 0.5
Niobium (Nb), % 0
0.050 to 0.2
Nitrogen (N), % 0 to 0.050
0 to 0.015
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 5.0 to 5.6
0 to 0.4
Sulfur (S), % 0 to 0.013
0 to 0.020