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AWS ERNiCrFe-6 (N07092) Weld Metal

AWS ERNiCrFe-6 is a nickel-based filler metal for welding. Cited properties are appropriate for the as-welded condition. ERNiCrFe-6 is the AWS designation for this material. N07092 is the UNS number.

It has a moderately low base cost among nickel-based welding fillers. In addition, it has a moderately low embodied energy and a moderately low melting temperature.

The graph bars on the material properties cards below compare AWS ERNiCrFe-6 to: nickel-based welding fillers (top), all nickel alloys (middle), and the entire database (bottom). A full bar means this is the highest value in the relevant set. A half-full bar means it's 50% of the highest, and so on.

Mechanical Properties

Elastic (Young's, Tensile) Modulus

190 GPa 28 x 106 psi

Elongation at Break

34 %

Poisson's Ratio

0.29

Shear Modulus

74 GPa 11 x 106 psi

Tensile Strength: Ultimate (UTS)

630 MPa 91 x 103 psi

Thermal Properties

Latent Heat of Fusion

310 J/g

Melting Completion (Liquidus)

1370 °C 2490 °F

Melting Onset (Solidus)

1320 °C 2400 °F

Specific Heat Capacity

460 J/kg-K 0.11 BTU/lb-°F

Thermal Conductivity

13 W/m-K 7.4 BTU/h-ft-°F

Thermal Expansion

13 µm/m-K

Electrical Properties

Electrical Conductivity: Equal Volume

1.4 % IACS

Electrical Conductivity: Equal Weight (Specific)

1.5 % IACS

Otherwise Unclassified Properties

Base Metal Price

55 % relative

Density

8.4 g/cm3 520 lb/ft3

Embodied Carbon

9.8 kg CO2/kg material

Embodied Energy

140 MJ/kg 60 x 103 BTU/lb

Embodied Water

260 L/kg 31 gal/lb

Common Calculations

Stiffness to Weight: Axial

13 points

Stiffness to Weight: Bending

23 points

Strength to Weight: Axial

21 points

Strength to Weight: Bending

19 points

Thermal Diffusivity

3.3 mm2/s

Thermal Shock Resistance

19 points

Alloy Composition

Nickel (Ni) 67 to 81.5
Chromium (Cr) 14 to 17
Iron (Fe) 0 to 8.0
Titanium (Ti) 2.5 to 3.5
Manganese (Mn) 2.0 to 2.7
Copper (Cu) 0 to 0.5
Silicon (Si) 0 to 0.35
Carbon (C) 0 to 0.080
Phosphorus (P) 0 to 0.030
Sulfur (S) 0 to 0.015
Residuals 0 to 0.5

All values are % weight. Ranges represent what is permitted under applicable standards.

Followup Questions

Similar Alloys

Further Reading

AWS A5.14: Specification for Nickel and Nickel-Alloy Bare Welding Electrodes and Rods