General Description

NW 718T is a Ni-Cr-Mo alloy wire, which is identical in chemistry to Alloy 718, used in arc system. It can produces dense, well-bonded coatings with excellent high temperature oxidation and corrosion resistance.

Equivalent to:

Tafa 78T

Sulzer Metco 8718

Typical Applications

  • Dimensional restoration of parts

Chemical Composition

Grade Ni% Cr% Mo% Nb% Fe% Al% Ti% C% Mn% Si% Cu% S% P% Co%
NW 718T 50.0-55.0 17.0-21.0 2.8-3.3 4.75-5.5 Bal. 0.2-0.8 0.7-0.15 Max 0.08 Max 0.35 Max 0.35 Max 0.3 Max 0.01 Max 0.015 Max 1.0

Physical Properties

Density: 8.1 g/cm3

Melting Point: 1300 °C

Typical Deposit Characteristics

Typical Hardness: 30 HRC

Bond Strength: 9000 psi

Deposit Rate: 10 lbs /hr/100A

Deposit Efficiency: 70%

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