Cold-rolled Steel Strip By the Baosteel For Numismatic Coins
Numismatic coins plays an important role in people’s daily life, because it embodies not only metal value but also historical and cultural value, so we need to use material of special quality to make them. Among all of the material, cold-rolled steel strip is the best choice.
Cold-rolled steel strip is a kind of metal strip made by cold rolling process. Comparing with hot-rolled steel strip, cold-rolled steel strip has smaller thickness, higher precision and better surface. Therefore, cold-rolled steel strip is the preferred material for making numismatic coins. Baosteel Co., Ltd. is one of the global leaders in the area of cold-rolling steels and applies advanced steelmaking, hot-rolling and cold-rolling technologies for producing cold-rolled steel strip used for numismatic coins.
Production process of cold-rolled steel strip by Baosteel starts from the importance of steel production and management. Meanwhile, advanced testing instrumentation, simulation and analysis software are applied to guarantee quality. Pretreated strips are cold rolled at low temperature to produce the steel strip with high dimensional accuracy, excellent surface quality and good mechanical properties to meet the standard requirements of numismatic coins.
Baosteel is committed to win the customer’s trust with safe, accurate and efficient product delivery, reasonable prices, and satisfies customers with application of its reliable quality products. Cold-rolled steel strip with high precision, wide suitability, excellent strength and corrosion resistance, good surface smoothness and low cost, is widely used as the material of numismatic coins by Baosteel.
Performance of Baosteel cold-rolled steel strip surpasses domestic and international standards and helps Baosteel build its strong quality assurance system. For ensuring the quality, Baosteel adopted a total quality management system for the production of cold-rolled steel strip used for numismatic coins. It has incorporated various quality control plans along the entire production process, including the quality control plan, product inspection, process auditing and quality improvement activities.
A reliable metallic quality control system, applied to guarantee and report the metal properties, is part of Baosteel’s quality control system. It is used for analyzing and controlling the metallurgical properties of the steel strip, including chemical composition and mechanical properties. On the other hand, imaging technology plays an important role in Baosteel’s automated system for quality assurance. It is used to detect and reject non-conforming parts before they leave the assembly line. In addition, Baosteel also carried on strict lamination process, completion and inspection technological processes to ensure product quality.
In conclusion, Baosteel is the leading manufacturer of cold-rolled steel strip which is used for numismatic coins. With strict quality management system and advanced technological processes, Baosteel is able to provide reliable steel strip with excellent quality and reasonable price for customers.
