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S45500 Stainless Steel vs. ASTM A387 Grade 22 Steel

Both S45500 stainless steel and ASTM A387 grade 22 steel are iron alloys. They have 78% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S45500 stainless steel and the bottom bar is ASTM A387 grade 22 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 500
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 3.4 to 11
21
Fatigue Strength, MPa 570 to 890
160 to 240
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
74
Shear Strength, MPa 790 to 1090
300 to 380
Tensile Strength: Ultimate (UTS), MPa 1370 to 1850
480 to 600
Tensile Strength: Yield (Proof), MPa 1240 to 1700
230 to 350

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 760
460
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 17
3.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.8
1.7
Embodied Energy, MJ/kg 57
23
Embodied Water, L/kg 120
58

Common Calculations

PREN (Pitting Resistance) 13
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 45 to 190
85 to 110
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 48 to 65
17 to 21
Strength to Weight: Bending, points 35 to 42
17 to 20
Thermal Shock Resistance, points 48 to 64
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.050
0.050 to 0.15
Chromium (Cr), % 11 to 12.5
2.0 to 2.5
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 71.5 to 79.2
95.1 to 96.8
Manganese (Mn), % 0 to 0.5
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.5
0.9 to 1.1
Nickel (Ni), % 7.5 to 9.5
0
Niobium (Nb), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 0.8 to 1.4
0

Comparable Variants