MakeItFrom.com
Menu (ESC)

S31803 Stainless Steel vs. EN 1.4982 Stainless Steel

Both S31803 stainless steel and EN 1.4982 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S31803 stainless steel and the bottom bar is EN 1.4982 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 29
28
Fatigue Strength, MPa 370
420
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
76
Shear Strength, MPa 460
490
Tensile Strength: Ultimate (UTS), MPa 710
750
Tensile Strength: Yield (Proof), MPa 500
570

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 430
540
Maximum Temperature: Mechanical, °C 1060
860
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
13
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 17
22
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.6
4.9
Embodied Energy, MJ/kg 49
71
Embodied Water, L/kg 160
150

Common Calculations

PREN (Pitting Resistance) 34
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
190
Resilience: Unit (Modulus of Resilience), kJ/m3 630
830
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
27
Strength to Weight: Bending, points 23
23
Thermal Diffusivity, mm2/s 4.3
3.4
Thermal Shock Resistance, points 20
17

Alloy Composition

Boron (B), % 0
0.0030 to 0.0090
Carbon (C), % 0 to 0.030
0.070 to 0.13
Chromium (Cr), % 21 to 23
14 to 16
Iron (Fe), % 63.7 to 71.9
61.8 to 69.7
Manganese (Mn), % 0 to 2.0
5.5 to 7.0
Molybdenum (Mo), % 2.5 to 3.5
0.8 to 1.2
Nickel (Ni), % 4.5 to 6.5
9.0 to 11
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0.080 to 0.2
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Vanadium (V), % 0
0.15 to 0.4