+86 133 0307 8975

tom@foreverfurnace.com

steel bar induction heat treatment furnace

Jan. 15, 2026

In the steel bar induction heat treatment furnace, the heating method directly determines the process effect and production efficiency. Common methods include gas stoves, resistance stoves, and induction heating, among which medium frequency induction heating is widely used due to its characteristics.

1、 Fast heating speed

Intermediate frequency induction heating utilizes the principle of electromagnetic induction to directly generate heat inside the steel rod. Compared with traditional furnace heating, it avoids the drawbacks of "external heating first, internal slow heating", significantly shortens the heating time, and is especially suitable for heat treatment steel bars with diameters of 40-150mm.

2、 High temperature control accuracy

Hardening and tempering require precise control of the austenitizing temperature within the range of 850-880 ℃. Intermediate frequency induction heating can achieve real-time adjustment of temperature curve through multi-point infrared temperature measurement and PLC closed-loop control, ensuring uniform heating of the surface and core.

steel bar induction heat treatment furnace

3、 Strong process adaptability

Different materials such as 45 # steel, 40Cr, 42CrMo have different requirements for heating speed and insulation time. Intermediate frequency heating can flexibly adapt to the quenching and tempering needs of different steel grades by adjusting power and frequency. Hebei Forever Electromechanical usually pre-set multiple power curves based on the material in the project, making it convenient for users to directly call.

4、 Energy saving and environmental advantages

Compared with gas stoves, medium frequency induction heating reduces heat loss and has higher energy utilization efficiency. Meanwhile, it is an electric heating method that does not produce combustion exhaust gas, making it more suitable for the trend of green manufacturing.

The steel bar induction hardening and tempering furnace adopts medium frequency induction heating, which can meet the needs of users in terms of heating efficiency, temperature control accuracy, process adaptability, and environmental protection and energy saving. Hebei Forever Electromechanical has accumulated rich experience in the application of medium frequency induction heating, providing customized quenching and tempering solutions for enterprises of different scales.

Sucker rod induction hardening and tempering furnace

Sucker rod induction hardening and tempering furnace

Sucker rod induction hardening and tempering furnace

Sucker rod induction hardening and tempering furnace

If you are also interested in this machine,please don't hesitate to contact us:


Overseas manager: Tom Wang


Email:tom@foreverfurnace.com


Phone/Wechat/Whatsapp:+86 13303078975

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E-mail: tom@foreverfurnace.com

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Add.: Wuqiao Economic Development Zone, Hebei Province, China, Cangzhou, Hebei, China

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