Tengdi Machinery is a leading China Reversing cold rolling mill manufacturer, supplier and exporter. Adhering to the pursuit of perfect quality of products, so that our Reversing cold rolling mill have been satisfied by many customers. Extreme design, quality raw materials, high performance and competitive price are what every customer wants, and that's also what we can offer you. Of course, also essential is our perfect after-sales service. If you are interested in our Reversing cold rolling mill services, you can consult us now, we will reply to you in time!
High-frequency welding is a type of welding method that uses the resistance heat generated by the high-frequency current flowing through the continuous contact surface of the workpiece to achieve mutual connection between the metals of the workpiece under the condition of applying an upsetting force
The high-frequency welded pipe machine develops fast through welding, the heat-affected zone of welding is small, and there is no need to clean and workpiece during welding, which can improve the welding of thin-walled pipes and metal pipes.The production technology of high-frequency pipe welding ma
The countdown to the 2022 Qatar World Cup, which fans have been looking forward to, has entered. Although the Chinese men's football team missed the competition, "Made in China" has played an important role in this world competition. From small souvenirs and daily necessities to large buses and stad
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