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EN 1.4107 Stainless Steel vs. ASTM A356 Grade 9

Both EN 1.4107 stainless steel and ASTM A356 grade 9 are iron alloys. They have 88% of their average alloy composition in common. There are 30 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 1.4107 stainless steel and the bottom bar is ASTM A356 grade 9.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18 to 21
17
Fatigue Strength, MPa 260 to 350
310
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 620 to 700
670
Tensile Strength: Yield (Proof), MPa 400 to 570
460

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 740
440
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 27
41
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
3.6
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.1
2.4
Embodied Energy, MJ/kg 30
33
Embodied Water, L/kg 100
56

Common Calculations

PREN (Pitting Resistance) 13
4.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
100
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 840
570
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 25
24
Strength to Weight: Bending, points 21 to 22
22
Thermal Diffusivity, mm2/s 7.2
11
Thermal Shock Resistance, points 22 to 25
19

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.2
Chromium (Cr), % 11.5 to 12.5
1.0 to 1.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 83.8 to 87.2
95.2 to 97.2
Manganese (Mn), % 0.5 to 0.8
0.5 to 0.9
Molybdenum (Mo), % 0 to 0.5
0.9 to 1.2
Nickel (Ni), % 0.8 to 1.5
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.4
0.2 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030
Vanadium (V), % 0 to 0.080
0.2 to 0.35