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S46910 Stainless Steel vs. AISI 439 Stainless Steel

Both S46910 stainless steel and AISI 439 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S46910 stainless steel and the bottom bar is AISI 439 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270 to 630
160
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 2.2 to 11
23
Fatigue Strength, MPa 250 to 1020
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 410 to 1410
310
Tensile Strength: Ultimate (UTS), MPa 680 to 2470
490
Tensile Strength: Yield (Proof), MPa 450 to 2290
250

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 540
530
Maximum Temperature: Mechanical, °C 810
890
Melting Completion (Liquidus), °C 1460
1510
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 18
9.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.1
2.3
Embodied Energy, MJ/kg 55
34
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 25
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 48 to 130
95
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 4780
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24 to 86
18
Strength to Weight: Bending, points 22 to 51
18
Thermal Shock Resistance, points 23 to 84
16

Alloy Composition

Aluminum (Al), % 0.15 to 0.5
0 to 0.15
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 11 to 13
17 to 19
Copper (Cu), % 1.5 to 3.5
0
Iron (Fe), % 65 to 76
77.1 to 82.8
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 3.0 to 5.0
0
Nickel (Ni), % 8.0 to 10
0 to 0.5
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.5 to 1.2
0.2 to 1.1