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EN 1.3960 Stainless Steel vs. AISI 334 Stainless Steel

Both EN 1.3960 stainless steel and AISI 334 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 27 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 EN 1.3960 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, % 34
34
Fatigue Strength, MPa 220
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Tensile Strength: Ultimate (UTS), MPa 590
540
Tensile Strength: Yield (Proof), MPa 270
190

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
490
Maximum Temperature: Mechanical, °C 970
1000
Melting Completion (Liquidus), °C 1440
1410
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 21
22
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.1
4.1
Embodied Energy, MJ/kg 57
59
Embodied Water, L/kg 160
170

Common Calculations

PREN (Pitting Resistance) 30
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
140
Resilience: Unit (Modulus of Resilience), kJ/m3 190
96
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
19
Strength to Weight: Bending, points 20
19
Thermal Shock Resistance, points 17
12

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 16.5 to 18.5
18 to 20
Iron (Fe), % 60.2 to 67.9
55.7 to 62.7
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 13 to 15
19 to 21
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6