摘要:
A magnesium-based alloy containing at least 92 wt% magnesium, 2.7 to 3.3 wt% neodymium, 0.0 to 2.6 wt% yttrium, 0.2 to 0.8 wt% zirconium, 0.2 to 0.8 wt% zinc, 0.03 to 0.25 wt% calcium, and 0.00 to 0.001 wt% beryllium. The alloy may additionally contain up to 0.007 wt% iron, up to 0.002 wt% nickel, up to 0.003 wt% copper, and up to 0.01 wt% silicon, and incidental impurities. The alloy may contain from 0.2 to 0.5 wt% Zn, and from 0.03 to 0.15 wt% Ca, and 2.9-3.2 wt% Nd, 1.9-2.1 wt% Y, 0.3-0.5 wt% Zr, 0.2-0.4 wt% Zn, and 0.03-0.12 wt% Ca.
摘要:
The invention provides a magnesium based alloy consisting of at least 94.8% magnesium, 2.5-4.6% neodymium, 0.05-0.40% yttrium, and 0.03-0.65% zirconium, exhibiting good castability, high strength, high corrosion resistance and high creep resistance even at high temperatures. The alloy is suitable for high pressure die casting, sand casting, investment casting, permanent mold casting, twin roll casting, or direct chill casting.
摘要:
A magnesium based alloy consisting of, by weight: at least 94.8% magnesium, 2.5-4.6% neodymium, 0.05-0.40%) yttrium, and 0.03-0.65%) zirconium and incidental impurities. Optionally, the alloy further contains up to 0.02%>wt. calcium. The alloy is suitable for high pressure die casting (HPDC) as well as for sand casting, investment casting, permanent mold casting, twin roll casting and direct chill casting. The disclosed alloy exhibits good castability, high strength, high corrosion resistance and high creep resistance at room temperature, as well as in high temperatures.
摘要:
A magnesium based alloy containing at least 86 wt% Mg; 4.8 to 9.2 wt% aluminum, 0.08 to 0.38 wt% manganese, 0.00 to 0.9 wt% zinc, 0.2 to 1.2 wt% calcium, 0.05 to 1.4 wt% strontium, and 0.00 to 0.8 wt% rare earth elements. The alloy may also comprise up to 0.02 wt% zirconium and up to 0.001 wt% beryllium.
摘要:
The invention provides magnesium alloys for high temperature applications that combine excellent castability with superior corrosion resistance, and with good creep resistance, ductility, impact strength, and thermal conductivity. The alloys contain mainly Al, La, Ce, and Mn, and are particularly useful for high-pressure die casting process.