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S46500 Stainless Steel vs. ACI-ASTM CG6MMN Steel

Both S46500 stainless steel and ACI-ASTM CG6MMN steel are iron alloys. They have 81% of their average alloy composition in common. There are 26 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 S46500 stainless steel and the bottom bar is ACI-ASTM CG6MMN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 2.3 to 14
34
Fatigue Strength, MPa 550 to 890
260
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
79
Tensile Strength: Ultimate (UTS), MPa 1260 to 1930
670
Tensile Strength: Yield (Proof), MPa 1120 to 1810
320

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 680
460
Maximum Temperature: Mechanical, °C 780
1080
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 15
22
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.6
4.8
Embodied Energy, MJ/kg 51
68
Embodied Water, L/kg 120
180

Common Calculations

PREN (Pitting Resistance) 15
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 43 to 210
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 44 to 68
24
Strength to Weight: Bending, points 33 to 44
22
Thermal Shock Resistance, points 44 to 67
14

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.060
Chromium (Cr), % 11 to 12.5
20.5 to 23.5
Iron (Fe), % 72.6 to 76.1
51.9 to 62.1
Manganese (Mn), % 0 to 0.25
4.0 to 6.0
Molybdenum (Mo), % 0.75 to 1.3
1.5 to 3.0
Nickel (Ni), % 10.7 to 11.3
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0 to 0.010
0.2 to 0.4
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.25
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 1.5 to 1.8
0
Vanadium (V), % 0
0.1 to 0.3