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AISI 310S Stainless Steel vs. EN 1.4305 Stainless Steel

Both AISI 310S stainless steel and EN 1.4305 stainless steel are iron alloys. They have 81% of their average alloy composition in common.

For each property being compared, the top bar is AISI 310S stainless steel and the bottom bar is EN 1.4305 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 210
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34 to 44
14 to 40
Fatigue Strength, MPa 250 to 280
190 to 330
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 420 to 470
420 to 550
Tensile Strength: Ultimate (UTS), MPa 600 to 710
610 to 900
Tensile Strength: Yield (Proof), MPa 270 to 350
220 to 570

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 1100
930
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 25
15
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.3
3.0
Embodied Energy, MJ/kg 61
42
Embodied Water, L/kg 190
140

Common Calculations

PREN (Pitting Resistance) 25
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 310
120 to 830
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 25
22 to 32
Strength to Weight: Bending, points 20 to 22
20 to 27
Thermal Diffusivity, mm2/s 4.1
4.0
Thermal Shock Resistance, points 14 to 16
14 to 20

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 24 to 26
17 to 19
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 48.3 to 57
66.4 to 74.9
Manganese (Mn), % 0 to 2.0
0 to 2.0
Nickel (Ni), % 19 to 22
8.0 to 10
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0.15 to 0.35