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S15500 Stainless Steel vs. ASTM A182 Grade F5a

Both S15500 stainless steel and ASTM A182 grade F5a are iron alloys. They have 82% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S15500 stainless steel and the bottom bar is ASTM A182 grade F5a.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 290 to 430
310
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 6.8 to 16
25
Fatigue Strength, MPa 350 to 650
380
Poisson's Ratio 0.28
0.29
Reduction in Area, % 17 to 40
56
Shear Modulus, GPa 75
74
Shear Strength, MPa 540 to 870
450
Tensile Strength: Ultimate (UTS), MPa 890 to 1490
710
Tensile Strength: Yield (Proof), MPa 590 to 1310
520

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Maximum Temperature: Mechanical, °C 820
510
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
40
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 13
4.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.8
Embodied Energy, MJ/kg 39
24
Embodied Water, L/kg 130
69

Common Calculations

PREN (Pitting Resistance) 15
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 120
160
Resilience: Unit (Modulus of Resilience), kJ/m3 890 to 4460
700
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32 to 53
25
Strength to Weight: Bending, points 26 to 37
23
Thermal Diffusivity, mm2/s 4.6
11
Thermal Shock Resistance, points 30 to 50
20

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.25
Chromium (Cr), % 14 to 15.5
4.0 to 6.0
Copper (Cu), % 2.5 to 4.5
0
Iron (Fe), % 71.9 to 79.9
91.4 to 95.6
Manganese (Mn), % 0 to 1.0
0 to 0.6
Molybdenum (Mo), % 0
0.44 to 0.65
Nickel (Ni), % 3.5 to 5.5
0 to 0.5
Niobium (Nb), % 0.15 to 0.45
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030