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EN 1.4306 Stainless Steel vs. EN 1.4537 Stainless Steel

Both EN 1.4306 stainless steel and EN 1.4537 stainless steel are iron alloys. They have 73% 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 1.4306 stainless steel and the bottom bar is EN 1.4537 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
220
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 14 to 45
42
Fatigue Strength, MPa 190 to 330
290
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
80
Shear Strength, MPa 400 to 550
480
Tensile Strength: Ultimate (UTS), MPa 580 to 900
700
Tensile Strength: Yield (Proof), MPa 210 to 570
330

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 420
450
Maximum Temperature: Mechanical, °C 960
1100
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
14
Thermal Expansion, µm/m-K 16
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 16
34
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.2
6.1
Embodied Energy, MJ/kg 45
84
Embodied Water, L/kg 150
220

Common Calculations

PREN (Pitting Resistance) 20
46
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 200
240
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 820
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 32
24
Strength to Weight: Bending, points 20 to 27
22
Thermal Diffusivity, mm2/s 4.0
3.7
Thermal Shock Resistance, points 13 to 20
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 18 to 20
24 to 26
Copper (Cu), % 0
1.0 to 2.0
Iron (Fe), % 64.8 to 72
36.3 to 46.1
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
4.7 to 5.7
Nickel (Ni), % 10 to 12
24 to 27
Nitrogen (N), % 0 to 0.1
0.17 to 0.25
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.015
0 to 0.010