... China Carbide Base, are specialized in manufacturing concrete pump wear parts for concrete pumps, including Sany, Zoomlion, Putzmeister,Schwing ... S pipe and related S valve partsFitting to Sany, Zoomlion, Kyokuto, Putzmeister, Waitzinger etc 3. other concrete pump ... spare parts: delivery Pipe(both normal and hardened) , elbow(welding& ...