Cement pipe, cement culvert machinery, cement pipe machine rejection of the latest national standard: concrete and reinforced concrete pipes GB / T 11836-2009 | concrete and steel reinforced concrete pipes JC / T 613-2005 reinforced concrete pipe hanging roll forming machine JC / T 697-1998 I focus on concrete pipe machinery manufacturing, production hanging roller cement pipe machine, its production and sales have been forefront of the industry. Here to tell you in detail what should cement pipe machinery maintenance to note: 1, inspection and repair of the machine to copy the upper portion of the cone suspension, anti-dust, eccentric sleeve, cone gear, thrust disc, drive shaft bushing wear and lubrication. Check and repair the lubrication system, oil change. Check and repair the entire liner wear and fastening. Centrifugal cement pipe machine | Hengsen cement culvert mold (certified) | cement pipe machine provided by Hengsen Heavy Machinery Co., Ltd. Qingzhou City. Qingzhou Hengsen Heavy Machinery Co., Ltd. (www.hengsenjixie.com) Shandong Weifang, a leader in building materials production and processing machinery, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Hengsen leadership with the staff warmly welcome all inquiries negotiations to create a better future Hengsen.