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AISI 403 Stainless Steel vs. ASTM A182 Grade F5a

Both AISI 403 stainless steel and ASTM A182 grade F5a are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 403 stainless steel and the bottom bar is ASTM A182 grade F5a.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
310
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16 to 25
25
Fatigue Strength, MPa 200 to 340
380
Poisson's Ratio 0.28
0.29
Reduction in Area, % 47 to 50
56
Shear Modulus, GPa 76
74
Shear Strength, MPa 340 to 480
450
Tensile Strength: Ultimate (UTS), MPa 530 to 780
710
Tensile Strength: Yield (Proof), MPa 280 to 570
520

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 740
510
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 28
40
Thermal Expansion, µm/m-K 9.9
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
4.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.9
1.8
Embodied Energy, MJ/kg 27
24
Embodied Water, L/kg 99
69

Common Calculations

PREN (Pitting Resistance) 12
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
160
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 840
700
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 28
25
Strength to Weight: Bending, points 19 to 24
23
Thermal Diffusivity, mm2/s 7.6
11
Thermal Shock Resistance, points 20 to 29
20

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.25
Chromium (Cr), % 11.5 to 13
4.0 to 6.0
Iron (Fe), % 84.7 to 88.5
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), % 0 to 0.6
0 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030