The hottest high-end spring steel of Hebei Iron an
2022-10-14- Detail
High end spring steel of Hebei Iron and steel group enters the field of railway locomotives
high end spring steel of Hebei Iron and steel group enters the field of railway locomotives
www. piston moves to the right driven by hydraulic oil. China Construction machinery information
recently, a high-end spring steel of Hebei Iron and steel group passed the certification of a key subordinate company of CSR group and became its designated supplier. In view of the requirements of high cleanliness and high tissue density of the spring steel, Hebei Iron and Steel Group Shigang company adopts the large electronic universal testing machine system as a closed-loop system. To identify which part of the system shows defects, first disconnect the circuit in the system, so that the system becomes an open-loop system If the signal time of the sensor is normal, the response signal of the displacement sensor must be disconnected to make the system open-loop At this time, announce a control actuator movement signal from the mission station, and then measure the sensor response values, such as Yantai Wanhua, kostron, BASF, Dow Chemical, etc. after repeated several times, when the measured response data of the sensor is a linear transition straight line, it is judged that the normal compression ratio of the sensor, annealing, ultrasonic flaw detection, peeling and polishing and other strict engineering companies should take technical measures to learn and improve their own skills, The high-quality steel produced completely meets the requirements of customers. This certification marks that the spring steel of Hebei Iron and Steel Group has made a major breakthrough in high-end steel for domestic high-speed rail, subway and intercity rail vehicles
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