PUTZMEISTER WEAR PARTS FOR S VALVE: DN180, DN200, DN230(BIG MOUTH) We, ... , are specialized in manufacturing concrete pump wear parts for concrete pumps, including Sany, Zoomlion, Putzmeister,Schwing, Kyokuto,CIFA, Sermac, Niigata, Mitsubishi, ... valve partsFitting to Sany, Zoomlion, Kyokuto, Putzmeister, Waitzinger etc 3. other concrete pump spare parts: delivery Pipe(both normal and hardened) , ...