MakeItFrom.com
Menu (ESC)

S40930 Stainless Steel vs. EN 1.4986 Stainless Steel

Both S40930 stainless steel and EN 1.4986 stainless steel are iron alloys. They have 76% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S40930 stainless steel and the bottom bar is EN 1.4986 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
230
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 23
18
Fatigue Strength, MPa 130
350
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 270
460
Tensile Strength: Ultimate (UTS), MPa 430
750
Tensile Strength: Yield (Proof), MPa 190
560

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 460
520
Maximum Temperature: Mechanical, °C 710
940
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
25
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.3
4.8
Embodied Energy, MJ/kg 32
67
Embodied Water, L/kg 94
150

Common Calculations

PREN (Pitting Resistance) 11
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
120
Resilience: Unit (Modulus of Resilience), kJ/m3 94
790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 16
26
Strength to Weight: Bending, points 16
23
Thermal Diffusivity, mm2/s 6.7
4.0
Thermal Shock Resistance, points 16
16

Alloy Composition

Boron (B), % 0
0.050 to 0.1
Carbon (C), % 0 to 0.030
0.040 to 0.1
Chromium (Cr), % 10.5 to 11.7
15.5 to 17.5
Iron (Fe), % 84.7 to 89.4
59.4 to 66.6
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 0
1.6 to 2.0
Nickel (Ni), % 0 to 0.5
15.5 to 17.5
Niobium (Nb), % 0.080 to 0.75
0.4 to 1.2
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0.3 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0.050 to 0.2
0