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EN 1.4539 Stainless Steel vs. ASTM A356 Grade 5

Both EN 1.4539 stainless steel and ASTM A356 grade 5 are iron alloys. They have 49% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4539 stainless steel and the bottom bar is ASTM A356 grade 5.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 38
25
Fatigue Strength, MPa 220
230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 630
550
Tensile Strength: Yield (Proof), MPa 260
310

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
49
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
2.6
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 5.7
1.5
Embodied Energy, MJ/kg 78
20
Embodied Water, L/kg 200
49

Common Calculations

PREN (Pitting Resistance) 36
2.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
120
Resilience: Unit (Modulus of Resilience), kJ/m3 160
250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
20
Strength to Weight: Bending, points 20
19
Thermal Diffusivity, mm2/s 3.2
13
Thermal Shock Resistance, points 14
16

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.25
Chromium (Cr), % 19 to 21
0.4 to 0.7
Copper (Cu), % 1.2 to 2.0
0
Iron (Fe), % 43.1 to 51.8
97.1 to 99.2
Manganese (Mn), % 0 to 2.0
0 to 0.7
Molybdenum (Mo), % 4.0 to 5.0
0.4 to 0.6
Nickel (Ni), % 24 to 26
0
Nitrogen (N), % 0 to 0.15
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.7
0 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.030