Plate armor

Definition and stakes

Various,  The Atlantic Monthly, Volume 11…

“ But for laminated armor, (several thicknesses of thin plates,) harder and stronger iron offers greater resistance to shot, and steel crumbles less than when it is thicker. The value of hard surfaces on inclined armor will be alluded to.
Solid and Laminated Armor compared. Backing. European experimenters set out upon the principle that the resistance of plates is nearly as the square of their thickness,—for example, that two 2-inch plates are but half as strong as one 4-inch plate; and the English, at least, have never subjected it to more than one valuable test.
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Source: Gutenberg

Various,  Scientific American Supplement…

“ Iron armor consists of wrought iron plates, rolled or forged, and of cast iron or chilled cast iron, as in the Gruson armor. Compound armor consists of a forged combination of a steel plate and an iron plate. Steel armor consists of wrought steel plates. Nickel-steel armor consists of plates made from an alloy of nickel and steel. ”
Source: Gutenberg

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