Aluminum-silicon-zinc-rare earth-ferrum-chromium-containing hot dip coating alloy and method for preparing same
A hot-dip plating and alloying technology, applied in hot-dip plating process, metal material coating process, coating, etc., can solve the problems of easy loss of protective effect, aggravate part failure, loss of anti-corrosion effect, etc., to improve contact corrosion resistance Ability, improvement of contact corrosion resistance, improvement of erosion resistance
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Embodiment 1
[0042] The hot-dip alloy is composed of aluminum, silicon, zinc, iron, chromium, rare earth elements and TiO 2 It is composed of nano-oxide particle reinforcing agent, the percentage of each component in the total mass is: silicon content: 8-24%, zinc content: 1.2-3.1%, rare earth element content: 0.02-0.5%, iron content: 0.05-1 %, chromium content: 0.5~2.0%, TiO 2 The content: 1 to 2%, the balance is aluminum, see Table 1 below for details:
[0043] Table 1: The mass percentage content (%) of each component in the total weight and related index parameters
[0044]
Embodiment 2
[0046] The hot-dip plating alloy is composed of aluminum, silicon, zinc, iron, chromium, rare earth elements and CeO 2 It is composed of nano-oxide particle reinforcing agent, the percentage of each component in the total mass is: silicon content: 8-24%, zinc content: 1.2-3.1%, rare earth element content: 0.02-0.5%, iron content: 0.05-1 %, chromium content: 0.5~2.0%, CeO 2 The content: 1~2%, the balance is aluminum, see Table 2 below for details:
[0047] Table 2: The mass percentage content (%) of each component in the total weight and related index parameters
[0048]
Embodiment 3
[0050] The hot-dip plating alloy is composed of aluminum, silicon, zinc, iron, chromium, rare earth elements and nano-oxide particle enhancers, wherein the nano-oxide particles are TiO 2 And CeO 2 , And TiO 2 And CeO 2 The ratio is 1: (1~3), the percentages of each component in the total mass are: silicon content: 8-24%, zinc content: 1.2-3.1%, rare earth element content: 0.02-0.5%, iron content: 0.05 ~1%, chromium content: 0.5~2.0%, TiO 2 And CeO 2 The total content: 1 to 2%, the balance is aluminum, see Table 3 below for details: Table 3: The mass percentage content (%) of each component in the total weight and related index parameters
[0051]
[0052] In embodiment 1-3, preferably, the components in the total mass percentage are: silicon content: 12-20%, zinc content: 1.5-2.5%, rare earth element content: 0.1-0.3%, iron content: 0.2 ~0.8%, chromium content: 0.8~2.0%, total content of nano oxide particle reinforcing agent: 1.2~1.8%
[0053] More preferably, wherein the silicon c...
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