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S64512 Stainless Steel vs. ASTM A372 Grade G Steel

Both S64512 stainless steel and ASTM A372 grade G steel are iron alloys. They have 84% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S64512 stainless steel and the bottom bar is ASTM A372 grade G steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
200 to 280
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
20 to 22
Fatigue Strength, MPa 540
310 to 380
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 700
410 to 570
Tensile Strength: Ultimate (UTS), MPa 1140
650 to 910
Tensile Strength: Yield (Proof), MPa 890
430 to 550

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 750
410
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 28
46
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 10
2.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.3
1.5
Embodied Energy, MJ/kg 47
20
Embodied Water, L/kg 110
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
130 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 2020
500 to 810
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 40
23 to 32
Strength to Weight: Bending, points 31
21 to 27
Thermal Diffusivity, mm2/s 7.5
13
Thermal Shock Resistance, points 42
19 to 27

Alloy Composition

Carbon (C), % 0.080 to 0.15
0.25 to 0.35
Chromium (Cr), % 11 to 12.5
0.4 to 0.65
Iron (Fe), % 80.6 to 84.7
97.4 to 98.4
Manganese (Mn), % 0.5 to 0.9
0.7 to 1.0
Molybdenum (Mo), % 1.5 to 2.0
0.15 to 0.25
Nickel (Ni), % 2.0 to 3.0
0
Nitrogen (N), % 0.010 to 0.050
0
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0 to 0.35
0.15 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.010
Vanadium (V), % 0.25 to 0.4
0