1. ChangZeng is required to undergo a series of tests. The tests include the insulation properties of materials, the integration of the circuit board, the shockproof performance of housing. It is selling well in Southeast Asia, the Middle East, Europe, etc
2. Most clients recognize that it's made with good sewing workmanship. Hence, they are not afraid it's torn or frays when they stretch or pull it. Heat treatment yields a higher wear resistance in this type of steel
3. The product excels at meeting and exceeding quality standards. Its material can be comprised of higher-grade alloys such as stainless steel or molybdenum steel
4. The product meets the international standards in all respects, such as performance, durability, usability, and so on. It is used in transportation, construction, machinery, shipbuilding, and other fields
5. In order to meet customer expectations and industry standards, products must undergo rigorous quality inspection before leaving the factory. Its form or shape can be Bar, Rod, Tube, Pipe, Plate, Sheet, Structural, etc
1. As a domestically competitive imperial steel section sizes producer, Shanghai ChangZeng Metal Co., Ltd. is expanding its production scale. To be a leading european steel shapes provider, ChangZeng adopts exceptionally innovative technology.
2. Strong techniques and sound quality control system ensure the quality of structural steel shapes and sizes .
3. The development of manufacturing innovation galvanized steel angle technology is very important for the development of structural steel section sizes . At Shanghai ChangZeng Metal Co., Ltd. , always comes first. Please contact.