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AWS E2595 vs. AISI 440C Stainless Steel

Both AWS E2595 and AISI 440C stainless steel are iron alloys. They have 76% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS E2595 and the bottom bar is AISI 440C stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
2.0 to 14
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 850
710 to 1970

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Melting Completion (Liquidus), °C 1450
1480
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
22
Thermal Expansion, µm/m-K 14
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 23
9.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.4
2.2
Embodied Energy, MJ/kg 61
31
Embodied Water, L/kg 190
120

Common Calculations

PREN (Pitting Resistance) 42
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
26 to 71
Strength to Weight: Bending, points 25
23 to 46
Thermal Diffusivity, mm2/s 4.2
6.0
Thermal Shock Resistance, points 21
26 to 71

Alloy Composition

Carbon (C), % 0 to 0.040
1.0 to 1.2
Chromium (Cr), % 24 to 27
16 to 18
Copper (Cu), % 0.4 to 1.5
0
Iron (Fe), % 51.4 to 64.5
78 to 83.1
Manganese (Mn), % 0 to 2.5
0 to 1.0
Molybdenum (Mo), % 2.5 to 4.5
0 to 0.75
Nickel (Ni), % 8.0 to 10.5
0
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.2
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015
Tungsten (W), % 0.4 to 1.0
0