Since 1994
+86 28 8393 0607
Since 1994
+86 28 8393 0607
Aug. 02, 2016
Recently DUOLIN have sold two lines of Threaded bar induction hardening and tempering machine to Dubai. One line for Diameter: 6mm-12mm and another for Diameter: 12mm-35mm
The customers came and inspected in our factory.
Long bar heat Treating is induction heating for Quench and Tempered Bars. Heat treatments available by heat treating line are Quench and Temper, Stress Relieving, Thru Hardening, Surface Hardening.
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Latest News
What is Induction Heating and How Do Induction Coils Work?
Apr. 22, 2026
Induction heating is a fast, efficient, and non-contact method of heating electrically conductive materials—most commonly metals. It is widely used in industrial processes such as hardening, brazing, forging, and melting because it can deliver precise and localized heat without physical contact or an open flame.
Induction Heating: Basics, Advantages, & Applications
Apr. 22, 2026
Induction heating is a modern thermal processing method that uses electromagnetic fields to heat electrically conductive materials without physical contact. It is widely adopted in manufacturing and industrial processing because of its speed, precision, and energy efficiency.
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Customized Turnkey induction heating machine
Provide solution according to your requirement, well match with your production line
Related Products
100-300KW High Frequency Induction Heating Equipment
Power 30-300KW
Work Frequency 50-250Khz
This small power induction heater are high performance on small parts metal induction heating, easy to move and operate. Designed, produce and develpoment by Duolin team for 30 years, durable and good heating performance.
Induction heating is the process of heating an electrically conducting object (usually a metal) by electromagnetic induction, through heat generated in the object by eddy currents. An induction heater consists of induction power supply (induction heater) and inductor (coil) that is a shaped to contour the part, and a work station where the part is held and presented to the coil.
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Tel.: +86 28 8393 0607
Mob.: +86 158 8242 2821
WhatsApp: +86 158 8242 2821
Add.: 112th Hancheng Road Xindu Industrial Zone Chengdu China
