MakeItFrom.com
Menu (ESC)

AISI 439 Stainless Steel vs. EN 1.1127 Steel

Both AISI 439 stainless steel and EN 1.1127 steel are iron alloys. They have 81% of their average alloy composition in common. There are 31 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 AISI 439 stainless steel and the bottom bar is EN 1.1127 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
190 to 230
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
14 to 25
Fatigue Strength, MPa 170
280 to 370
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 310
420 to 480
Tensile Strength: Ultimate (UTS), MPa 490
660 to 790
Tensile Strength: Yield (Proof), MPa 250
410 to 580

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 890
400
Melting Completion (Liquidus), °C 1510
1460
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
49
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
2.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.3
1.5
Embodied Energy, MJ/kg 34
19
Embodied Water, L/kg 120
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 95
90 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 160
440 to 880
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
23 to 28
Strength to Weight: Bending, points 18
22 to 24
Thermal Diffusivity, mm2/s 6.7
13
Thermal Shock Resistance, points 16
21 to 25

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Carbon (C), % 0 to 0.030
0.34 to 0.42
Chromium (Cr), % 17 to 19
0 to 0.4
Iron (Fe), % 77.1 to 82.8
96.6 to 98.1
Manganese (Mn), % 0 to 1.0
1.4 to 1.7
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 0 to 0.5
0 to 0.4
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.035
Titanium (Ti), % 0.2 to 1.1
0