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EN 1.6220 Steel vs. AISI 334 Stainless Steel

Both EN 1.6220 steel and AISI 334 stainless steel are iron alloys. They have 60% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.6220 steel and the bottom bar is AISI 334 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 23 to 25
34
Fatigue Strength, MPa 240 to 250
150
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 550 to 580
540
Tensile Strength: Yield (Proof), MPa 340
190

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
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 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
22
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5
4.1
Embodied Energy, MJ/kg 19
59
Embodied Water, L/kg 48
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
140
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 310
96
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19 to 20
19
Strength to Weight: Bending, points 19 to 20
19
Thermal Shock Resistance, points 16 to 17
12

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0.17 to 0.23
0 to 0.080
Chromium (Cr), % 0
18 to 20
Iron (Fe), % 96.7 to 98.8
55.7 to 62.7
Manganese (Mn), % 1.0 to 1.6
0 to 1.0
Nickel (Ni), % 0 to 0.8
19 to 21
Phosphorus (P), % 0 to 0.020
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