Metal Time | Object 430, 64 parts | World of TanksObject 430 (World of Tanks). A prototype of this medium tank was developed from 1953 through 1957 to replace the T 54. Several prototypes were manufactured. Later, Soviet authorities wanted a tank with greater nuclear survivability and firepower. As a result, the project was discontinued in 1961, and the decision was made to develop the Object 432. Product description. Models are made up of many, small parts, which may be dangerous to children under