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EN 1.4305 Stainless Steel vs. EN 1.4436 Stainless Steel

Both EN 1.4305 stainless steel and EN 1.4436 stainless steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4305 stainless steel and the bottom bar is EN 1.4436 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 40
42
Fatigue Strength, MPa 190 to 330
220
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 420 to 550
430
Tensile Strength: Ultimate (UTS), MPa 610 to 900
620
Tensile Strength: Yield (Proof), MPa 220 to 570
240

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 930
960
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 15
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.0
3.9
Embodied Energy, MJ/kg 42
54
Embodied Water, L/kg 140
150

Common Calculations

PREN (Pitting Resistance) 19
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
210
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 830
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 32
22
Strength to Weight: Bending, points 20 to 27
20
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 14 to 20
14

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 17 to 19
16.5 to 18.5
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 66.4 to 74.9
62.3 to 70.5
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 8.0 to 10
10.5 to 13
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 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.015