A process for joining a brass part and a silicon carbide ceramic part comprising: providing a brass part, a SiC ceramic part, a Ti foil and a Ni foil; placing the SiC ceramic part, the Ti foil, the Ni foil, and the brass part into a mold, the Ti foil and the Ni foil located between the SiC ceramic part and the brass part, the Ti foil abutting against the SiC ceramic part, the Ni foil abutting against the brass part and the Ti foil; placing the mold into a chamber of an hot press sintering device, heating the chamber and pressing the brass part, the SiC ceramic part, the Ti foil, and the Ni foil at least until the brass part, the SiC ceramic part, the Ti foil and the Ni foil form a integral composite article.