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ASTM A356 Grade 1 vs. EN 1.4526 Stainless Steel

Both ASTM A356 grade 1 and EN 1.4526 stainless steel are iron alloys. They have 81% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM A356 grade 1 and the bottom bar is EN 1.4526 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 23
25
Fatigue Strength, MPa 200
230
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 550
540
Tensile Strength: Yield (Proof), MPa 280
330

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400
880
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
30
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.9
Embodied Energy, MJ/kg 18
41
Embodied Water, L/kg 45
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 210
280
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
19
Strength to Weight: Bending, points 19
19
Thermal Diffusivity, mm2/s 14
8.1
Thermal Shock Resistance, points 18
19

Alloy Composition

Carbon (C), % 0 to 0.35
0 to 0.080
Chromium (Cr), % 0
16 to 18
Iron (Fe), % 98.3 to 100
77.4 to 83.1
Manganese (Mn), % 0 to 0.7
0 to 1.0
Molybdenum (Mo), % 0
0.8 to 1.4
Niobium (Nb), % 0
0.1 to 1.0
Nitrogen (N), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015