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EN 1.4305 Stainless Steel vs. EN 1.4876 Stainless Steel

Both EN 1.4305 stainless steel and EN 1.4876 stainless steel are iron alloys. They have 73% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4305 stainless steel and the bottom bar is EN 1.4876 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 40
33
Fatigue Strength, MPa 190 to 330
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 420 to 550
370
Tensile Strength: Ultimate (UTS), MPa 610 to 900
570
Tensile Strength: Yield (Proof), MPa 220 to 570
190

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 410
490
Maximum Temperature: Mechanical, °C 930
1100
Melting Completion (Liquidus), °C 1420
1400
Melting Onset (Solidus), °C 1380
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 16
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
30
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.0
5.3
Embodied Energy, MJ/kg 42
76
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 19
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
140
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 830
94
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 32
20
Strength to Weight: Bending, points 20 to 27
19
Thermal Diffusivity, mm2/s 4.0
3.2
Thermal Shock Resistance, points 14 to 20
14

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.1
0 to 0.12
Chromium (Cr), % 17 to 19
19 to 23
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 66.4 to 74.9
38.6 to 50.7
Manganese (Mn), % 0 to 2.0
0 to 2.0
Nickel (Ni), % 8.0 to 10
30 to 34
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6