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EN 1.4805 Stainless Steel vs. ASTM A182 Grade F12 Class 1

Both EN 1.4805 stainless steel and ASTM A182 grade F12 class 1 are iron alloys. They have 53% 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 EN 1.4805 stainless steel and the bottom bar is ASTM A182 grade F12 class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
150
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.0
23
Fatigue Strength, MPa 130
180
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 490
470
Tensile Strength: Yield (Proof), MPa 250
250

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1000
430
Melting Completion (Liquidus), °C 1390
1470
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
45
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
2.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.7
1.6
Embodied Energy, MJ/kg 66
21
Embodied Water, L/kg 180
52

Common Calculations

PREN (Pitting Resistance) 22
2.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
91
Resilience: Unit (Modulus of Resilience), kJ/m3 150
160
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
17
Strength to Weight: Bending, points 18
17
Thermal Diffusivity, mm2/s 3.7
12
Thermal Shock Resistance, points 11
14

Alloy Composition

Carbon (C), % 0.2 to 0.5
0.050 to 0.15
Chromium (Cr), % 19 to 23
0.8 to 1.3
Iron (Fe), % 44.9 to 56.8
96.8 to 98.4
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.5
0.44 to 0.65
Nickel (Ni), % 23 to 27
0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 1.0 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.045