... manufacturing concrete pump wear parts for concrete pumps, including Sany, Zoomlion, Putzmeister,Schwing, Kyokuto,CIFA, Sermac, Niigata, Mitsubishi, IHI, Waitzinger , ... . Our products mainly include but not limit to spectacle wear plate, wear ring, s pipe, chrome bushing, swing lever, ... intermidiate ring etc. 1. Tungsten carbide wear plate and wear ring(normal T.C. type and 7 shape ...