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ASTM A182 Grade F5a vs. S39277 Stainless Steel

Both ASTM A182 grade F5a and S39277 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F5a and the bottom bar is S39277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
250
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
28
Fatigue Strength, MPa 380
480
Poisson's Ratio 0.29
0.27
Reduction in Area, % 56
57
Shear Modulus, GPa 74
80
Shear Strength, MPa 450
600
Tensile Strength: Ultimate (UTS), MPa 710
930
Tensile Strength: Yield (Proof), MPa 520
660

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 510
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
16
Thermal Expansion, µm/m-K 13
13

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.8
4.2
Embodied Energy, MJ/kg 24
59
Embodied Water, L/kg 69
180

Common Calculations

PREN (Pitting Resistance) 6.8
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
240
Resilience: Unit (Modulus of Resilience), kJ/m3 700
1070
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
33
Strength to Weight: Bending, points 23
27
Thermal Diffusivity, mm2/s 11
4.2
Thermal Shock Resistance, points 20
26

Alloy Composition

Carbon (C), % 0 to 0.25
0 to 0.025
Chromium (Cr), % 4.0 to 6.0
24 to 26
Copper (Cu), % 0
1.2 to 2.0
Iron (Fe), % 91.4 to 95.6
56.8 to 64.3
Manganese (Mn), % 0 to 0.6
0 to 0.8
Molybdenum (Mo), % 0.44 to 0.65
3.0 to 4.0
Nickel (Ni), % 0 to 0.5
6.5 to 8.0
Nitrogen (N), % 0
0.23 to 0.33
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0020
Tungsten (W), % 0
0.8 to 1.2