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ASTM A182 Grade F1 vs. S21800 Stainless Steel

Both ASTM A182 grade F1 and S21800 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 63% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F1 and the bottom bar is S21800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22
40
Fatigue Strength, MPa 220
330
Poisson's Ratio 0.29
0.28
Reduction in Area, % 34
62
Shear Modulus, GPa 73
75
Shear Strength, MPa 340
510
Tensile Strength: Ultimate (UTS), MPa 540
740
Tensile Strength: Yield (Proof), MPa 310
390

Thermal Properties

Latent Heat of Fusion, J/g 250
340
Maximum Temperature: Mechanical, °C 410
900
Melting Completion (Liquidus), °C 1470
1360
Melting Onset (Solidus), °C 1420
1310
Specific Heat Capacity, J/kg-K 470
500
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
15
Density, g/cm3 7.9
7.5
Embodied Carbon, kg CO2/kg material 1.5
3.1
Embodied Energy, MJ/kg 20
45
Embodied Water, L/kg 48
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
250
Resilience: Unit (Modulus of Resilience), kJ/m3 260
390
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 19
27
Strength to Weight: Bending, points 19
24
Thermal Shock Resistance, points 16
17

Alloy Composition

Carbon (C), % 0 to 0.28
0 to 0.1
Chromium (Cr), % 0
16 to 18
Iron (Fe), % 97.7 to 98.8
59.1 to 65.4
Manganese (Mn), % 0.6 to 0.9
7.0 to 9.0
Molybdenum (Mo), % 0.44 to 0.65
0
Nickel (Ni), % 0
8.0 to 9.0
Nitrogen (N), % 0
0.080 to 0.18
Phosphorus (P), % 0 to 0.045
0 to 0.060
Silicon (Si), % 0.15 to 0.35
3.5 to 4.5
Sulfur (S), % 0 to 0.045
0 to 0.030