Symmetrical pattern semi-steel car tire with mute performance and wetland performance

The utility model discloses a symmetrical pattern semi-steel car tire with both silence performance and wetland performance, which comprises a tire crown and tire shoulders, the pattern of the tire crown adopts cross symmetrical pattern design, the tire shoulders are arranged on two sides of the tire crown, a tire crown central continuous rib is arranged in the middle of the tire crown, and the tire crown central continuous rib is arranged in the middle of the tire crown. Tire crown pattern blocks are arranged on the two sides of the tire crown central continuous rib, and tire shoulder pattern blocks are arranged on the tire shoulders; the continuous ribs in the center of the tire crown are assisted by the three-dimensional oblique straight grain grooves, so that the tire is endowed with stronger grip performance, the eccentric wear occurrence rate is reduced, and the controllability and the comfort of the tire are improved; the large-angle involute transverse grooves and the inclined straight-line thin groov