... , cutting ring, concrete placing boom, and so on2. application: We have been supplying concrete pump parts for SCHWING, PUTZMEISTER, SANY ... , CIFA, KYOKUTO, ZOOMLION for many years, so we can ... as your drawing 5.certificate:Our concrete pump pipe has passed ISO 9001-20006.lifetime:35000-45000 cubic double layer pipe for concrete ...