MakeItFrom.com
Menu (ESC)

EN 1.4020 Stainless Steel vs. EN 1.4959 Stainless Steel

Both EN 1.4020 stainless steel and EN 1.4959 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4020 stainless steel and the bottom bar is EN 1.4959 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 13 to 34
40
Fatigue Strength, MPa 340 to 540
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 510 to 680
430
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
630
Tensile Strength: Yield (Proof), MPa 430 to 950
190

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
510
Maximum Temperature: Mechanical, °C 890
1090
Melting Completion (Liquidus), °C 1390
1400
Melting Onset (Solidus), °C 1350
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 11
31
Density, g/cm3 7.6
8.0
Embodied Carbon, kg CO2/kg material 2.5
5.4
Embodied Energy, MJ/kg 37
76
Embodied Water, L/kg 150
200

Common Calculations

PREN (Pitting Resistance) 23
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
190
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
96
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 41
22
Strength to Weight: Bending, points 25 to 32
20
Thermal Shock Resistance, points 16 to 23
15

Alloy Composition

Aluminum (Al), % 0
0.25 to 0.65
Carbon (C), % 0 to 0.15
0.050 to 0.1
Chromium (Cr), % 16.5 to 19
19 to 22
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 62.8 to 71.8
39.4 to 50.5
Manganese (Mn), % 11 to 14
0 to 1.5
Nickel (Ni), % 0.5 to 2.5
30 to 34
Nitrogen (N), % 0.2 to 0.45
0 to 0.030
Phosphorus (P), % 0 to 0.045
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.25 to 0.65