Relay Steel Yoke
Relay Steel Yoke

Relay Steel Yoke

The Relay Steel Yoke is the core magnetic component of the relay's magnetic circuit system. Manufactured through stamping and copper plating, it provides a low-resistivity circuit for the electromagnetic coil and is widely used in industrial control, automotive electronics, and new energy EV relays to ensure stable transmission and conversion of electromagnetic force.
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Products Description

The Relay Steel Yoke employs a pure iron substrate magnetic structure design, featuring high permeability and low coercivity, effectively reducing magnetic circuit losses and improving the response speed of the relay's engagement and disengagement. The copper plating layer thickness is consistently controlled at 3-5μm, combining conductivity and oxidation resistance to reduce contact resistance and prevent oxidation corrosion during long-term operation. Precision stamping ensures dimensional tolerances within ±0.02mm, guaranteeing assembly accuracy with the coil frame and contact components and reducing magnetic circuit gaps. The integrated molding structure has no additional welding points, resulting in uniform stress distribution and the ability to withstand alternating stresses generated by repeated switching of the electromagnetic coil, preventing fatigue fracture.

Relay Steel Yoke
Product Features and Functions
 
 

Excellent Magnetic Permeability

The Relay Yoke Stamping uses high-purity iron as its base material, resulting in high magnetic saturation density. It can quickly establish a stable magnetic field under rated operating current, improving electromagnetic conversion efficiency.

 
 

Reliable Copper Plating Protection

A uniform 3-5μm copper plating layer provides complete coverage, free of pinholes and plating defects. This isolates the base material from air and moisture, extending the service life of the Pure Iron Relay Yoke Plate under complex operating conditions.

 
 

Strong Structural Adaptability

Standardized mounting slots and positioning holes allow direct matching with most relay coil frames, enabling assembly without additional processing and reducing assembly errors.

 
 

Optimized Heat Dissipation Path

The Sheet Metal Relay Yoke utilizes a stamped, one-piece structure, allowing heat to be quickly conducted to the outer casing through the copper layer and base material, preventing localized overheating during coil operation.

 

Power Relay Yoke

 

 

 

 

 

 

 

Manufacturing Process and Types Summary

Stamping-Blanking Compound Die and Bending Process

Suitable for mass production of standardized Power Precision Relay Yoke Stamping Parts. Low single-process die cost, flexible production changeover, suitable for switching between multiple product types and small batches.

 

Multi-station Progressive Die Continuous Forming

Suitable for complex integrated Yoke Metal Parts of Relays, such as those with riveting protrusions, welding bosses, and heat dissipation fins, enabling one-time stamping and reducing secondary processing steps and accumulated errors.

 

Customized Assembly Modules

We offer a Yoke Mount Kit for Relay pre-assembly services, pre-assembling the yoke, coil frame, springs, and terminals into sub-modules for direct final assembly on the customer's production line, reducing assembly time by 30%.

 

Types and Characteristics of Stamping Process for Relay Steel Yoke

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Application Scenarios
 

Industrial Control Relays

The Power Relay Yoke provides a stable magnetic circuit for the electromagnetic coil, ensuring the long-term reliable operation of relays in industrial equipment.

Automotive Relays

Precision Relay Yoke Stamping Part adapts to the load switching requirements of automotive circuits and can withstand vibration and temperature fluctuations in the automotive environment.

EV Relays

In the high-voltage circuits of electric vehicles, the low magnetic reluctance structure improves the relay's response speed and ensures safe circuit switching.

Smart Home Appliance Relays

The Relay Coil Yoke adapts to home appliance control circuits, reducing operating noise and energy consumption while improving product stability.

Relay Steel Yoke and Welding Assemblies Applications

 

 

 

 

 

 

 

 

 

 

 

 

contact us

For Relay Steel Yoke samples or technical consultation, please get in touch with our engineering team. We are committed to providing high-quality products at factory prices, offering engineering-grade products, and look forward to establishing a long-term partnership with you.

Mr.Terry from Xiamen Apollo

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