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ASTM A356 Grade 8 vs. EN 1.4848 Stainless Steel

Both ASTM A356 grade 8 and EN 1.4848 stainless steel are iron alloys. They have 53% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A356 grade 8 and the bottom bar is EN 1.4848 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
150
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21
9.0
Fatigue Strength, MPa 270
130
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Tensile Strength: Ultimate (UTS), MPa 630
510
Tensile Strength: Yield (Proof), MPa 390
250

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Maximum Temperature: Mechanical, °C 440
1100
Melting Completion (Liquidus), °C 1470
1390
Melting Onset (Solidus), °C 1430
1340
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 38
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.5
25
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.0
4.4
Embodied Energy, MJ/kg 26
63
Embodied Water, L/kg 55
200

Common Calculations

PREN (Pitting Resistance) 4.7
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
38
Resilience: Unit (Modulus of Resilience), kJ/m3 390
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
18
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 10
3.9
Thermal Shock Resistance, points 18
11

Alloy Composition

Carbon (C), % 0 to 0.2
0.3 to 0.5
Chromium (Cr), % 1.0 to 1.5
24 to 27
Iron (Fe), % 95.4 to 97.4
45.4 to 55.7
Manganese (Mn), % 0.5 to 0.9
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.2
0 to 0.5
Nickel (Ni), % 0
19 to 22
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.2 to 0.6
1.0 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.050 to 0.15
0