MakeItFrom.com
Menu (ESC)

S31730 Stainless Steel vs. SAE-AISI 1548 Steel

Both S31730 stainless steel and SAE-AISI 1548 steel are iron alloys. They have 58% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S31730 stainless steel and the bottom bar is SAE-AISI 1548 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
220 to 250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
11 to 16
Fatigue Strength, MPa 170
270 to 430
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Shear Strength, MPa 370
440 to 500
Tensile Strength: Ultimate (UTS), MPa 540
730 to 830
Tensile Strength: Yield (Proof), MPa 200
420 to 690

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 990
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
1.8
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 4.6
1.4
Embodied Energy, MJ/kg 63
19
Embodied Water, L/kg 180
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
79 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 99
470 to 1280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
26 to 30
Strength to Weight: Bending, points 18
23 to 25
Thermal Shock Resistance, points 12
23 to 27

Alloy Composition

Carbon (C), % 0 to 0.030
0.44 to 0.52
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 4.0 to 5.0
0
Iron (Fe), % 52.4 to 61
98 to 98.5
Manganese (Mn), % 0 to 2.0
1.1 to 1.4
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 15 to 16.5
0
Nitrogen (N), % 0 to 0.045
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.010
0 to 0.050