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AISI 312 Stainless Steel vs. ASTM A182 Grade F5

Both AISI 312 stainless steel and ASTM A182 grade F5 are iron alloys. Both are furnished in the annealed condition. They have 72% 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 312 stainless steel and the bottom bar is ASTM A182 grade F5.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
22
Fatigue Strength, MPa 370
220
Poisson's Ratio 0.27
0.29
Reduction in Area, % 56
40
Shear Modulus, GPa 80
74
Shear Strength, MPa 510
340
Tensile Strength: Ultimate (UTS), MPa 780
540
Tensile Strength: Yield (Proof), MPa 510
310

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1100
510
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 17
4.5
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.8
Embodied Energy, MJ/kg 48
24
Embodied Water, L/kg 170
69

Common Calculations

PREN (Pitting Resistance) 33
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
100
Resilience: Unit (Modulus of Resilience), kJ/m3 640
260
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
19
Strength to Weight: Bending, points 24
19
Thermal Diffusivity, mm2/s 4.3
11
Thermal Shock Resistance, points 21
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 24 to 26
4.0 to 6.0
Iron (Fe), % 62.2 to 69.2
91.5 to 95.3
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 1.2 to 2.0
0.44 to 0.65
Nickel (Ni), % 5.5 to 6.5
0 to 0.5
Nitrogen (N), % 0.14 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030