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S20433 Stainless Steel vs. AISI 334 Stainless Steel

Both S20433 stainless steel and AISI 334 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 82% of their average alloy composition in common. There are 30 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 S20433 stainless steel and the bottom bar is AISI 334 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 46
34
Fatigue Strength, MPa 250
150
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 82
79
Shear Modulus, GPa 76
77
Shear Strength, MPa 440
360
Tensile Strength: Ultimate (UTS), MPa 630
540
Tensile Strength: Yield (Proof), MPa 270
190

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
490
Maximum Temperature: Mechanical, °C 900
1000
Melting Completion (Liquidus), °C 1400
1410
Melting Onset (Solidus), °C 1360
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 13
22
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.7
4.1
Embodied Energy, MJ/kg 39
59
Embodied Water, L/kg 150
170

Common Calculations

PREN (Pitting Resistance) 20
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
140
Resilience: Unit (Modulus of Resilience), kJ/m3 180
96
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
19
Strength to Weight: Bending, points 21
19
Thermal Shock Resistance, points 14
12

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 17 to 18
18 to 20
Copper (Cu), % 1.5 to 3.5
0
Iron (Fe), % 64.1 to 72.4
55.7 to 62.7
Manganese (Mn), % 5.5 to 7.5
0 to 1.0
Nickel (Ni), % 3.5 to 5.5
19 to 21
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6