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AISI 415 Stainless Steel vs. AISI 334 Stainless Steel

Both AISI 415 stainless steel and AISI 334 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 29 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 AISI 415 stainless steel and the bottom bar is AISI 334 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
34
Fatigue Strength, MPa 430
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 550
360
Tensile Strength: Ultimate (UTS), MPa 900
540
Tensile Strength: Yield (Proof), MPa 700
190

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
490
Maximum Temperature: Mechanical, °C 780
1000
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 10
16

Otherwise Unclassified Properties

Base Metal Price, % relative 11
22
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.5
4.1
Embodied Energy, MJ/kg 35
59
Embodied Water, L/kg 110
170

Common Calculations

PREN (Pitting Resistance) 15
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
140
Resilience: Unit (Modulus of Resilience), kJ/m3 1250
96
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
19
Strength to Weight: Bending, points 26
19
Thermal Shock Resistance, points 33
12

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.050
0 to 0.080
Chromium (Cr), % 11.5 to 14
18 to 20
Iron (Fe), % 77.8 to 84
55.7 to 62.7
Manganese (Mn), % 0.5 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.5 to 1.0
0
Nickel (Ni), % 3.5 to 5.5
19 to 21
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6