MakeItFrom.com
Menu (ESC)

EN 1.4646 Stainless Steel vs. EN 1.4104 Stainless Steel

Both EN 1.4646 stainless steel and EN 1.4104 stainless steel are iron alloys. They have 81% 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 1.4646 stainless steel and the bottom bar is EN 1.4104 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
11 to 23
Fatigue Strength, MPa 340
230 to 310
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 500
400 to 450
Tensile Strength: Ultimate (UTS), MPa 750
630 to 750
Tensile Strength: Yield (Proof), MPa 430
350 to 560

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 910
860
Melting Completion (Liquidus), °C 1390
1440
Melting Onset (Solidus), °C 1340
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
10

Otherwise Unclassified Properties

Base Metal Price, % relative 13
8.5
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.2
Embodied Energy, MJ/kg 41
30
Embodied Water, L/kg 160
120

Common Calculations

PREN (Pitting Resistance) 23
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
77 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 460
310 to 800
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
23 to 27
Strength to Weight: Bending, points 24
21 to 24
Thermal Shock Resistance, points 16
22 to 27

Alloy Composition

Carbon (C), % 0.020 to 0.1
0.1 to 0.17
Chromium (Cr), % 17 to 19
15.5 to 17.5
Copper (Cu), % 1.5 to 3.0
0
Iron (Fe), % 59 to 67.3
78.8 to 84.1
Manganese (Mn), % 10.5 to 12.5
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
0.2 to 0.6
Nickel (Ni), % 3.5 to 4.5
0
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0.15 to 0.35