化学配方数据库
配方类型: METALS AND THEIR TREATMENT
配方说明: High-Density Powder-Metal Alloy (U.S. Patent 2,491,866)
配方组成: Beryllium/0.25
Tungsten/99.00
Platinum/0.50
Nickel/0.25
配制方法: Mix these in fine powder form, sinter, and press, using regular powder-metallurgy methods to give a product having a density of 19.3 g.
per cc.

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