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AISI 304 Stainless Steel vs. EN 1.4982 Stainless Steel

Both AISI 304 stainless steel and EN 1.4982 stainless steel are iron alloys. They have a moderately high 92% 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 AISI 304 stainless steel and the bottom bar is EN 1.4982 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 360
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 8.0 to 43
28
Fatigue Strength, MPa 210 to 440
420
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 400 to 690
490
Tensile Strength: Ultimate (UTS), MPa 580 to 1180
750
Tensile Strength: Yield (Proof), MPa 230 to 860
570

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 420
540
Maximum Temperature: Mechanical, °C 710
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 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 15
22
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
4.9
Embodied Energy, MJ/kg 43
71
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 20
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 250
190
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1870
830
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 42
27
Strength to Weight: Bending, points 20 to 32
23
Thermal Diffusivity, mm2/s 4.2
3.4
Thermal Shock Resistance, points 12 to 25
17

Alloy Composition

Boron (B), % 0
0.0030 to 0.0090
Carbon (C), % 0 to 0.080
0.070 to 0.13
Chromium (Cr), % 18 to 20
14 to 16
Iron (Fe), % 66.5 to 74
61.8 to 69.7
Manganese (Mn), % 0 to 2.0
5.5 to 7.0
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 8.0 to 10.5
9.0 to 11
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0 to 0.1
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.15 to 0.4