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SAE-AISI 6150 Steel vs. EN 1.4646 Stainless Steel

Both SAE-AISI 6150 steel and EN 1.4646 stainless steel are iron alloys. They have 65% 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 SAE-AISI 6150 steel and the bottom bar is EN 1.4646 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 350
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 15 to 23
34
Fatigue Strength, MPa 300 to 750
340
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 400 to 730
500
Tensile Strength: Ultimate (UTS), MPa 630 to 1200
750
Tensile Strength: Yield (Proof), MPa 420 to 1160
430

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 420
910
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1410
1340
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 12 to 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.0
2.8
Embodied Energy, MJ/kg 28
41
Embodied Water, L/kg 51
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 180
220
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 3590
460
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 43
27
Strength to Weight: Bending, points 21 to 32
24
Thermal Shock Resistance, points 20 to 38
16

Alloy Composition

Carbon (C), % 0.48 to 0.53
0.020 to 0.1
Chromium (Cr), % 0.8 to 1.1
17 to 19
Copper (Cu), % 0
1.5 to 3.0
Iron (Fe), % 96.7 to 97.7
59 to 67.3
Manganese (Mn), % 0.7 to 0.9
10.5 to 12.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
3.5 to 4.5
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.035
0 to 0.050
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015
Vanadium (V), % 0.15 to 0.3
0