Protecting plate of compound design and method of manufacturing

Details Protecting plate of compound design and method of manufacturing Protecting plate of compound design and method of manufacturing

1987-08-31

1989-09-26

Swisher, Nancy A. B.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428469, 428698, B22F 300, C22C 2900

Patent

active

048699748

ABSTRACT:
According to the invention there is now provided a protecting plate in compound design for use such as splinter screen, composite armour etc. Said plate comprises elements built of alternate lamellas of a hard material rich in hard constituents and a tough material with a superior metallugical bond between the lamellas. The hard material comprises particles such as carbides, nitrides, oxides and/or borides of Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, and/or Al in a matrix based on Fe, Co and/or Ni where the amount of hard constituents is 30-70 vol-% and the tough material essentially comprises Fe, Co and/or Ni base alloys, preferably steel.

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