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S28200 Stainless Steel vs. ASTM A372 Grade G Steel

Both S28200 stainless steel and ASTM A372 grade G steel are iron alloys. They have 63% of their average alloy composition in common. There are 27 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 S28200 stainless steel and the bottom bar is ASTM A372 grade G steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
200 to 280
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
20 to 22
Fatigue Strength, MPa 430
310 to 380
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 610
410 to 570
Tensile Strength: Ultimate (UTS), MPa 870
650 to 910
Tensile Strength: Yield (Proof), MPa 460
430 to 550

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 900
410
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 18
13

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.2
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.5
Embodied Energy, MJ/kg 41
20
Embodied Water, L/kg 160
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 330
130 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 540
500 to 810
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 32
23 to 32
Strength to Weight: Bending, points 27
21 to 27
Thermal Shock Resistance, points 17
19 to 27

Alloy Composition

Carbon (C), % 0 to 0.15
0.25 to 0.35
Chromium (Cr), % 17 to 19
0.4 to 0.65
Copper (Cu), % 0.75 to 1.3
0
Iron (Fe), % 57.7 to 64.1
97.4 to 98.4
Manganese (Mn), % 17 to 19
0.7 to 1.0
Molybdenum (Mo), % 0.75 to 1.3
0.15 to 0.25
Nitrogen (N), % 0.4 to 0.6
0
Phosphorus (P), % 0 to 0.045
0 to 0.015
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.010