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S64512 Stainless Steel vs. ASTM A387 Grade 11 Steel

Both S64512 stainless steel and ASTM A387 grade 11 steel are iron alloys. They have 85% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S64512 stainless steel and the bottom bar is ASTM A387 grade 11 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
25
Fatigue Strength, MPa 540
200 to 250
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 700
320 to 390
Tensile Strength: Ultimate (UTS), MPa 1140
500 to 600
Tensile Strength: Yield (Proof), MPa 890
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 750
430
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
39
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 10
2.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.3
1.6
Embodied Energy, MJ/kg 47
21
Embodied Water, L/kg 110
53

Common Calculations

PREN (Pitting Resistance) 18
3.1
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
100 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 2020
200 to 320
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 40
18 to 21
Strength to Weight: Bending, points 31
18 to 20
Thermal Diffusivity, mm2/s 7.5
11
Thermal Shock Resistance, points 42
15 to 18

Alloy Composition

Carbon (C), % 0.080 to 0.15
0.050 to 0.17
Chromium (Cr), % 11 to 12.5
1.0 to 1.5
Iron (Fe), % 80.6 to 84.7
96.2 to 97.6
Manganese (Mn), % 0.5 to 0.9
0.4 to 0.65
Molybdenum (Mo), % 1.5 to 2.0
0.45 to 0.65
Nickel (Ni), % 2.0 to 3.0
0
Nitrogen (N), % 0.010 to 0.050
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.35
0.5 to 0.8
Sulfur (S), % 0 to 0.025
0 to 0.025
Vanadium (V), % 0.25 to 0.4
0