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ASTM A182 Grade F1 vs. S21900 Stainless Steel

Both ASTM A182 grade F1 and S21900 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 64% of their average alloy composition in common. There are 32 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 ASTM A182 grade F1 and the bottom bar is S21900 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22
50
Fatigue Strength, MPa 220
380
Poisson's Ratio 0.29
0.28
Reduction in Area, % 34
57
Shear Modulus, GPa 73
78
Shear Strength, MPa 340
510
Tensile Strength: Ultimate (UTS), MPa 540
710
Tensile Strength: Yield (Proof), MPa 310
390

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 410
980
Melting Completion (Liquidus), °C 1470
1400
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 50
14
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
15
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.5
3.0
Embodied Energy, MJ/kg 20
43
Embodied Water, L/kg 48
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
300
Resilience: Unit (Modulus of Resilience), kJ/m3 260
380
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
26
Strength to Weight: Bending, points 19
23
Thermal Diffusivity, mm2/s 13
3.8
Thermal Shock Resistance, points 16
15

Alloy Composition

Carbon (C), % 0 to 0.28
0 to 0.080
Chromium (Cr), % 0
19 to 21.5
Iron (Fe), % 97.7 to 98.8
59.4 to 67.4
Manganese (Mn), % 0.6 to 0.9
8.0 to 10
Molybdenum (Mo), % 0.44 to 0.65
0
Nickel (Ni), % 0
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.045
0 to 0.030