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EN 1.4305 Stainless Steel vs. EN 1.4310 Stainless Steel

Both EN 1.4305 stainless steel and EN 1.4310 stainless steel are iron alloys. They have a very high 98% 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 1.4310 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 40
14 to 45
Fatigue Strength, MPa 190 to 330
240 to 330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 420 to 550
510 to 550
Tensile Strength: Ultimate (UTS), MPa 610 to 900
730 to 900
Tensile Strength: Yield (Proof), MPa 220 to 570
260 to 570

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 930
910
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
18

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 15
14
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
2.9
Embodied Energy, MJ/kg 42
42
Embodied Water, L/kg 140
140

Common Calculations

PREN (Pitting Resistance) 19
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
110 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 830
170 to 830
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 32
26 to 32
Strength to Weight: Bending, points 20 to 27
23 to 27
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 14 to 20
15 to 18

Alloy Composition

Carbon (C), % 0 to 0.1
0.050 to 0.15
Chromium (Cr), % 17 to 19
16 to 19
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 66.4 to 74.9
66.4 to 78
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.8
Nickel (Ni), % 8.0 to 10
6.0 to 9.5
Nitrogen (N), % 0 to 0.1
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0.15 to 0.35
0 to 0.015

Comparable Variants