Mazda Motor Corporation

Toyo Kogyo Co., Ltd.

Yashuhumi Kawado

Tuyoshi Morishita

Toshihiko Hattori

Kouji Tarumoto

Sigemi Ohsaki

A powder alloy sheet including powders of wear-resistant eutectic alloy in a quantity of 85 to 97% in volume, and acrylic resin binder in a quantity of 15 to 3% in volume. There is also disclosed a method for forming a wear-resistant layer on a workpiece comprising steps of providing a powder alloy sheet comprised on 85 to 97 vol. % of powders of wear-resistant eutectic alloy and 15 to 3 vol. % of acrylic resin binder, bonding the sheet on a workpiece surface, heating the workpiece under a non-oxidizing atmosphere to a semi-liquid phase sintering temperature to sinter the alloy powder.

Powder alloy sheet for forming a wear resistant layer on a workpiece

A nitrided cast iron product comprising cast iron matrix material and graphite particles distributed in the matrix material, a nitrided layer formed in a surface of the cast iron product and having gaps between the graphite particles and the matrix material, the gaps being exposed to the surface of the product and filled with resin which has a resistance to dissolution under a temperature below 250.degree. C.

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Hiroshima, Japan

Yashuhumi Kawado