Bollard is installed in the upper part of the structure of the pier for the ship mooring facilities. Bollard is generally made of metal materials bollard, due to the shape of a cylindrical 150kn bollard, hence the name. Bollard according to berth capacity, wharf structure type design selection, meet the ship away from the dock, berth, mooring, and turn around and move other operations require safe, reliable and easy to use. Bollard from the shell, bolt, nuts, washers, anchors heart filler panels and columns. Cast iron bollard points (HT200) and steel (ZG230-450), Specifications Model: 50KN-2000KN Shandong dock bollard, Chen Hua machinery, dock bollard provided by China Machinery Equipment Co., Ltd. Qingdao Chen. Chen Hua Machinery Co., Ltd., Qingdao, Shandong, Qingdao, a leader in CNC machine tools over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness 1500kn bollard, and satisfy customer needs. Chen Hua Machinery leadership in the staff warmly welcome all inquiries negotiations to create a better mechanical Chen Hua future. Casting is also closely related to daily life. For example, often use the door handles, locks, radiators, down the water pipes, pots, gas hob, iron, etc., are casting. Casting metal forming theory often called liquid molding casting, casting forming technology has a long history. As early as 5000 years ago, steel bollards, our ancestors will be able to cast copper and bronze. Casting is the most widely used metal liquid molding processes. It is the liquid metal is poured into the mold cavity, wait until the cooling and solidification, to obtain a certain shape or parts of the method blank. Cast iron bollard bollard _ _ Chen Hua Chen machinery provided by Qingdao China Machinery Equipment Co., Ltd. Chen Hua Machinery Co., Ltd. Qingdao strong, credible, in Qingdao, Shandong CNC machine tool industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Chen Hua machinery and you hand into the brilliant, for a better future! 1500kn bollard, Chen Hua machinery (certified), bollard provided by China Machinery Equipment Co., Ltd. Qingdao Chen. Qingdao Hua Chen Machinery Co., Ltd. (www.qdchenhua.com) is Qingdao, a leader in CNC machine tools over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Chen Hua Machinery leadership in the staff warmly welcome all inquiries negotiations to create a better mechanical Chen Hua future.