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S21603 Stainless Steel vs. ASTM A182 Grade F5a

Both S21603 stainless steel and ASTM A182 grade F5a are iron alloys. They have 69% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S21603 stainless steel and the bottom bar is ASTM A182 grade F5a.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
310
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
25
Fatigue Strength, MPa 360
380
Poisson's Ratio 0.28
0.29
Reduction in Area, % 57
56
Shear Modulus, GPa 79
74
Shear Strength, MPa 490
450
Tensile Strength: Ultimate (UTS), MPa 690
710
Tensile Strength: Yield (Proof), MPa 390
520

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 990
510
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 17
4.5
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.8
Embodied Energy, MJ/kg 50
24
Embodied Water, L/kg 160
69

Common Calculations

PREN (Pitting Resistance) 34
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
160
Resilience: Unit (Modulus of Resilience), kJ/m3 380
700
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
25
Strength to Weight: Bending, points 22
23
Thermal Shock Resistance, points 15
20

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.25
Chromium (Cr), % 17.5 to 22
4.0 to 6.0
Iron (Fe), % 57.6 to 67.8
91.4 to 95.6
Manganese (Mn), % 7.5 to 9.0
0 to 0.6
Molybdenum (Mo), % 2.0 to 3.0
0.44 to 0.65
Nickel (Ni), % 5.0 to 7.0
0 to 0.5
Nitrogen (N), % 0.25 to 0.5
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030