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EN 1.4935 Stainless Steel vs. AISI 334 Stainless Steel

Both EN 1.4935 stainless steel and AISI 334 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4935 stainless steel and the bottom bar is AISI 334 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 16 to 18
34
Fatigue Strength, MPa 350 to 400
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 480 to 540
360
Tensile Strength: Ultimate (UTS), MPa 780 to 880
540
Tensile Strength: Yield (Proof), MPa 570 to 670
190

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 380
490
Maximum Temperature: Mechanical, °C 740
1000
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
22
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.9
4.1
Embodied Energy, MJ/kg 42
59
Embodied Water, L/kg 100
170

Common Calculations

PREN (Pitting Resistance) 16
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
140
Resilience: Unit (Modulus of Resilience), kJ/m3 830 to 1160
96
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 31
19
Strength to Weight: Bending, points 24 to 26
19
Thermal Shock Resistance, points 27 to 30
12

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0.17 to 0.24
0 to 0.080
Chromium (Cr), % 11 to 12.5
18 to 20
Iron (Fe), % 83 to 86.7
55.7 to 62.7
Manganese (Mn), % 0.3 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.8 to 1.2
0
Nickel (Ni), % 0.3 to 0.8
19 to 21
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.1 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6
Tungsten (W), % 0.4 to 0.6
0
Vanadium (V), % 0.2 to 0.35
0