Galvanized steel is a versatile, durable material known for its corrosion resistance, making it ideal for applications where longevity and strength are required. By coating steel with a layer of zinc, galvanized steel offers enhanced protection against harsh environments, rust, and wear. With over 25 years, Worthy specializes in providing high-quality galvanized steel stamping solutions tailored to your unique needs.Our stamping maches range from 25 tons to 500 tons, and the thickest material is up to 12 mm.As an ISO certified company, we are committed to providing excellent services for your galvanized steel stamping project.

What is Galvanized Steel Stamping?

Galvanized steel stamping refers to the process of creating precise shapes or components from galvanized steel through stamping, a technique that involves pressing a sheet of steel into a mold using a press. The galvanized coating, made of zinc, provides the steel with added protection against corrosion, making it ideal for industries where exposure to moisture or harsh conditions is common. These stamped parts are widely used in automotive, construction, and electrical industries due to their strength, durability, and resistance to rust.

 

Properties of Galvanized Steel

 

Galvanized steel has several key properties that make it a popular choice in many industries:

  • Corrosion Resistance: The zinc coating protects the steel from rust and corrosion, extending the material’s lifespan.
  • Durability: Galvanized steel is strong, tough, and resistant to wear and tear, making it ideal for harsh environments.
  • Weather Resistance: It performs well under extreme weather conditions, including rain, snow, and humidity.
  • Cost-Effective: Compared to stainless steel, galvanized steel is more affordable while still offering excellent protection.
  • Malleability: It can be easily shaped and formed into various components, making it suitable for stamping and fabrication.
  • Low Maintenance: The zinc coating reduces the need for frequent maintenance.

 

Disadvantages of Galvanized Steel

 

While galvanized steel offers many advantages, there are some drawbacks to consider:

  • Limited Temperature Tolerance: The zinc coating can deteriorate at high temperatures, making galvanized steel unsuitable for extreme heat applications.
  • Risk of Damage to Coating: If the zinc coating is scratched or damaged, the underlying steel may become vulnerable to corrosion.
  • Aesthetic Limitations: Galvanized steel has a distinctive, shiny, and sometimes uneven finish that may not be aesthetically desirable for certain applications.
  • Difficult to Weld: The zinc coating can release harmful fumes during welding, which may complicate the welding process and require special safety precautions.
  • Weight: Galvanized steel can be heavier than other alternatives, which may be a factor in certain designs where weight is a concern.

Galvanized Steel Stamping Operations Involved :

Blanking: Blanking is the process of cutting out flat shapes (blanks) from a large sheet of galvanized steel. These blanks are the starting point for further stamping operations. The shape of the blank is determined by the design of the die used in the press.

 

Bending: Bending involves deforming the galvanized steel sheet along a straight line to create angles or curves. The process is often used to form complex shapes such as brackets, panels, and housings. Bending is done by applying force to the galvanized steel with a press brake, which pushes the material over a die to achieve the desired angle.

 

Forming: Forming is a general term for shaping the galvanized steel sheet into more complex, three-dimensional forms. This operation typically involves stretching, compressing, or manipulating the material into shapes like deep-drawn cups, trays, or other structural components.

Piercing: Piercing is the process of creating holes or slots in the galvanized steel sheet. This is typically done with a punch press, where a punch forces the material into a die, creating a clean hole.

Coining: Coining is a high-pressure stamping operation used to create intricate, detailed designs or features on the surface of the galvanized steel sheet. It can be used to produce fine details, such as logos, text, or texture.

Galvanized Steel Stamping Grades

 
Grade Description
G30 Galvanized steel with a coating of 30 grams of zinc per square meter. Suitable for light applications.
G40 Galvanized steel with a coating of 40 grams of zinc per square meter. Suitable for moderate exposure.
G60 Galvanized steel with a coating of 60 grams of zinc per square meter. Offers better corrosion resistance.
G90 Galvanized steel with a coating of 90 grams of zinc per square meter. Ideal for harsh environmental conditions.
G275 Galvanized steel with a coating of 275 grams of zinc per square meter. Provides maximum corrosion protection.
1010 Mild steel with low carbon content, commonly used for general fabrication and forming.
DX51D + Z A galvanized steel grade with improved formability, often used in automotive and construction.
DX52D + Z A high-strength galvanized steel grade suitable for stamping and deep drawing applications.
DC51D + Z Galvanized steel with enhanced durability, often used for panels and roofing applications.
DC52D + Z A higher-strength version of DC51D, ideal for parts requiring more mechanical strength.
S350GD + Z High-strength galvanized steel used for structural applications, offering good resistance to corrosion.

Galvanized Steel Stamping Applications

Galvanized Steel Automotive Part

Galvanized steel is used in manufacturing body panels, chassis components, and exhaust systems due to its ability to withstand harsh environmental conditions and prevent rust.

Galvanized Steel Construction

Stamped galvanized steel is commonly used in roofing, siding, and structural components for buildings, ensuring long-term protection from the elements.

Galvanized Steel Electrical Enclosures

The material is used in creating electrical panels, junction boxes, and enclosures, offering protection against moisture and corrosion.

Galvanized Steel Industrial Equipment

Galvanized steel stampings are often used in machinery and equipment that operate in tough, outdoor environments where corrosion resistance is crucial.

Galvanized Steel HVAC Systems

Ducts, venting systems, and other HVAC components made from galvanized steel ensure that air systems are durable and resistant to rust.

Galvanized Steel Agricultural Equipment

Stamped parts like tractor body panels, farm machinery components, and fencing are often made from galvanized steel to resist the outdoor elements.

Galvanized Steel Stamping Finishes

Galvanized steel stamping finishes can vary depending on the application and requirements. Common finishes include a smooth, shiny surface for aesthetic appeal or a matte, textured finish for added durability. The zinc coating can be either light or heavy, offering different levels of corrosion protection. Additionally, parts may be passivated for extra protection against white rust, ensuring a longer lifespan and enhanced performance in harsh conditions.

Learn more about the surface finishes we offer.

Why Choose Worthy?

In-house Tooling 

Well equipped with EDM, bending machines, laser cutting machines,welding machines, all the tools and die are made by ourself. Meanwhile the tools and dies are saved well.

Rich Experience

25 years in the tool and die design, perfect dies could make pefect stamping parts. Well trained and stable employess can reduce the mistake, and improve the production speed. Save cost for our customers.

Strict Quality

Strict Quality

As the ISO 9001:2015, certified quality management system, all the team, material and machines are in regular status of quality assurance, we make it correct at the first time not only to ourselves, but also to our customers.

Customer Testimonials

In the past 25 years, our clients are all over the world, including the world’s top 500 companies such as Jabil, ABB, Medtronic and so on.
Do you want to know what our customers say about us? Let’s take a look.

Justin, CEO of a lighting company


I inspected the top two pieces of all five boxes. Everything is beautiful! BEAUTIFUL! You remove so much stress from my shoulders. I know that when we pay you to manufacture a product, it will be made perfectly. The glass bead blasting and anodizing is always beautiful. I am so very happy! You make it easier for us to run our business. There is no trouble!
With most factories, I have a moment of fear before I open their boxes. Will the components be made correctly? Do they care about quality? It is often a war. And Dennis has to fight the war, treating most factories like small children!
But, not your company. You’re company is world-class. You make beautiful components! Thank you very much for your hard work. We will work together for many lifetimes!

David, General manager for a family owned business


I’ve been working with Chinese manufacturers since 2004 and had some really unfortunate partnerships until 2012 when we partnered with Worthy Hardware. At first,we only gave them small orders to test and make the start. However,their response speed was very fast ,and their engineers help us improved our designs more simple, this helped us reduce a lot of cost.Our cooperate is more and more stable! We trust Worthy Hardware always ,very responsible. Your guys are great! .Worthy Hardware is by far my favorite, because of the way they handle business and the quality of what they make.If you are from USA and would like to know more about Worthy Hardware, I would be very happy to be as an endorsement.

Galvanized Steel Stamping Projects

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