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EN 1.4951 Stainless Steel vs. AWS E316

Both EN 1.4951 stainless steel and AWS E316 are iron alloys. They have 85% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4951 stainless steel and the bottom bar is AWS E316.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 38
34
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
78
Tensile Strength: Ultimate (UTS), MPa 630
580

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1360
1390
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 25
20
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.3
4.0
Embodied Energy, MJ/kg 61
55
Embodied Water, L/kg 190
160

Common Calculations

PREN (Pitting Resistance) 26
27
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
20
Strength to Weight: Bending, points 21
20
Thermal Diffusivity, mm2/s 3.9
4.0
Thermal Shock Resistance, points 14
15

Alloy Composition

Carbon (C), % 0.040 to 0.080
0 to 0.080
Chromium (Cr), % 24 to 26
17 to 20
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 49.1 to 57
58.6 to 69.5
Manganese (Mn), % 0 to 2.0
0.5 to 2.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 19 to 22
11 to 14
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030