Iron platform according to the national standard GB7947-1999 manufactured cast iron platform precision levels have 0,1,2,3, level and fine plane, made of cast iron platform plate and box-style ribs, face a rectangular, square or round. Work surface using scraping technology platform crossed flat iron pictures, work surface can be processed V-shaped cast iron crossed flat platform, T-shaped, U-shaped grooves and holes, long holes and other tests, also known as flat: cast iron test plate, granite test plate, flat rock testing, marble tablet test plate test purposes: for machinery, engine power test, commissioning, has good stability and toughness flat surface with T-slots can be used to secure the experiment equipment. Test plates made of high-strength cast iron HT200-300, its heat range: face hardness HB170-240, after two manual processing (annealing 600 degrees -700 degrees artificial and natural aging 2-3 years) using the accuracy of the product stability good wear resistance. Xiangyu Hardware | crossed flat iron manufacturers | Heyuan crossed flat iron is supplied by Shenzhen Songgang Xiangyu Hardware Machinery Firm. Shenzhen Baoan District Songgang Xiangyu Hardware Machinery Firm (www.xywjjxsh.com/)(www.xywj1818.wjw.cn/) adhere to the "people-oriented" business philosophy, has a professional staff, and strive to provide the best products and services contribute to the community and to welcome new and old customers to visit us and sincere cooperation for a better future. Xiangyu Hardware Machinery - your trusted friend, Company Address: Songgang Town Sha Po Industrial District, Shenzhen, Contact: Huang Yongdong.