1.Characters Nickel-Silver tubular tungsten tarbide powders are patent products, the deposited wear resistant layers mainly have the following characters: 1) Better Wear Resistance Copper and copper alloy is used to replace iron or nickel alloy of wear resistant composite material in the patent Nickel-Silver tubular tungsten carbide powders. Due to the lower hardfacing temperature, the products are able to avoid decomposition of WC-W2C in hardfacing, thus keeps excellent wear resistance. 2) Higher Bonding Strength with Base Metal Comparing to traditional iron tubular rods, copper alloy is more easy to wet WC-W2C powders than iron, thus improves bonding strength of WC-W2C powders and base metal, reduces fall of WC-W2C layer in use, and avoids failure of wear resistant parts. 3) Larger Particle Size of Tungsten Carbide Powders are more Wear Resistant Comparing to tungsten carbide rope, larger particle size of tungsten carbide powders can be used in patent Nickel-Silver tubular tungsten carbide powders, so as to have higher wear resistance. 2.Applications Patent Nickel-Silver tubular tungsten carbide powders are widely used for hardfacing especially for field repair. |
2012年11月12日星期一
Nickel-Silver tubular tungsten tarbide powder Introduction
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