20+ Years

Experience


Expertise in Research, Development, and Manufacturing within the Thread Insert Industry spanning over two decades.
Contact Us

Specialized Manufacturer of Custom Thread Insert

More Than 20 Years of Experience in the Thread Insert Industry

Comprehensive Loading Report Support Provided for Every Shipment

Submit Your Inquiry

Source High-Quality Thread Insert Products

Wire Thread Insert

Self-Tapping Thread Insert

Key Locking Thread Insert

Rivet Nut

Straight Flute Tap

Tools

How .... Control

The Exceptional Quality of Our....

工具显微镜

111

Reliable Salt Spray Testing Services

Our Quality Control Team Randomly Selects Coating Surfaces for Salt Spray Testing to Ensure Quality 

投影仪

…待补充 Provides In-House Mechanical Testing and Certificate Reports for Every Shipment

Comprehensive Mechanical Testing Services

…待补充 Provides In-House Mechanical Testing and Certificate Reports for Every Shipment

Learn More About Us

Services

内容待补充

Our Manufacturing Capabilities

As an ISO9001-2001 Certified Company, 待修改

Expert Services

内容待补充

Send Enquiry

Our Manufacturing Capabilities 待修改

Professional Mold Design Services

Expert Aluminum Ingot Casting Services

State-of-the-Art Extruding Press Equipment

Advanced Anodizing Services

Precision Sandy Blasting Services

Professional Welding Services

High-Quality Spraying Coating Services

Precision CNC Machining Services

Why Donghai Is Trusted by Over 1000 Clients

With Over 20 Years of Experience in the Thread Insert Industry, We Specialize in Research, Development, and Manufacturing.

Producing Over ..... Products Annually.

.....

.....

.....

With a Production Capacity of 100,000 Tons Annually, We Ensure Timely Deliveries Even During Peak Seasons.

Donghai: Your Trusted

Thread Insert Manufacturer

Donghai’s Technical Staff is Available 24/7 for Immediate Support and Expert Advice on Your Products, Sharing Engineering Knowledge. We’re Here to Support Your Business, Regardless of Whether You Place an Order.

Tong Cui

 Director 

We Operate Two Shifts Without Interruption to Ensure Timely Delivery of All Orders and Goods.待修改

xx.

Factory Buyer

Commonly Asked Questions (FAQs) 待修改

Sourcify Accepts a Variety of Aluminum Extrusion Drawing Files, Including DWG, DXF, PDF, and IGS. If You Have a Rough Sketch, Our Engineers Can Assist in Creating Drawings at No Cost.

The time required to create tooling for a bulk order can vary depending on the complexity of the design and our current production schedule. Generally, it takes approximately [insert estimated time] to complete tooling for bulk orders. Please contact our team for a more accurate estimate based on your specific requirements.

Yes, we offer low MOQ (Minimum Order Quantity) options for custom aluminum extrusions. Our flexibility in MOQ allows us to cater to a wide range of project sizes and requirements. Please contact our sales team to discuss your specific needs, and we will work with you to determine the most suitable MOQ for your project.

Yes, we can supply custom aluminum fabrication services to meet your specific needs and requirements. Our experienced team is ready to work with you to create tailored aluminum products based on your design and specifications. Please feel free to share your project details with us, and we will be happy to assist you in achieving your customization goals.

We are capable of extruding a wide range of aluminum alloy numbers, including but not limited to:

  • 6061
  • 6063
  • 6005
  • 6082
  • 7005
  • 7075
  • And more

If you have a specific alloy in mind or if you need guidance on selecting the right alloy for your project, please let us know, and our team will assist you in choosing the most suitable option.

We offer a variety of surface treatment options for our aluminum extrusion products, including:

  1. Anodizing: This process enhances corrosion resistance and provides a durable, decorative finish. It is available in various colors.

  2. Powder Coating: Powder coating offers a wide range of color options, excellent durability, and a uniform finish.

  3. Electrophoretic Coating (E-Coating): E-coating provides corrosion resistance and a uniform finish, often used for automotive and industrial applications.

  4. Polishing: We can provide polished finishes to achieve a reflective, shiny surface.

  5. Brushing: Brushed finishes create a textured appearance and are often used for architectural and decorative purposes.

  6. Wood Grain Finish: We offer wood grain finishes to mimic the look of wood on aluminum profiles.

  7. Custom Finishes: If you have specific surface treatment requirements or custom finishes in mind, please let us know, and we can work to accommodate your needs.

Our team will assist you in selecting the most suitable surface treatment for your application, ensuring that it meets your functional and aesthetic requirements.

 
 
 

Sourcify accepts various payment terms to accommodate our clients' preferences and needs. Our accepted payment terms include:

  1. T/T (Telegraphic Transfer): This is a commonly used payment method involving a bank transfer. It typically requires an upfront deposit and a balance payment before shipment.

  2. L/C (Letter of Credit): L/C is a secure method of payment where a bank guarantees the payment on behalf of the buyer. It provides assurance to both parties in the transaction.

  3. PayPal: We also accept PayPal payments for convenience and ease of use, especially for smaller transactions.

  4. Western Union: Western Union transfers are accepted for quick and efficient payments.

  5. Other Payment Terms: Depending on the nature of your project and agreement, we may consider other payment terms that are mutually beneficial.

Our goal is to provide flexibility in payment options to ensure a smooth and secure transaction process. Feel free to discuss your preferred payment terms with our team, and we will work together to find the most suitable arrangement for your project.

 
 
 

We take great care in packaging our aluminum extrusion profiles to ensure they arrive safely and in optimal condition. Our packaging methods typically include:

  1. Protective Film: We apply a protective film to the surface of the profiles to prevent scratches or damage during handling and transit.

  2. Bundling: Profiles are securely bundled together to minimize movement and potential damage during transportation.

  3. Foam Inserts: Depending on the profile shape and size, we may use foam inserts to cushion and protect critical areas.

  4. Custom Packaging: For unique or fragile profiles, we design custom packaging solutions to provide additional protection.

  5. Wooden Crates or Pallets: Aluminum extrusion profiles are often placed in wooden crates or on pallets for added stability and ease of handling.

  6. Labeling: Each package is clearly labeled with essential information, including product details, quantity, and handling instructions.

Our packaging methods are tailored to the specific requirements of your order and the nature of the aluminum extrusion profiles. We prioritize the safe and secure delivery of your products to their destination.

We offer a wide range of standard structural aluminum extrusion shapes to meet various industry and application requirements. Some of the common shapes we have available include:

  1. Rectangular Tubes
  2. Square Tubes
  3. Round Tubes
  4. I-Beams
  5. H-Beams
  6. T-Slotted Profiles
  7. Angle Profiles
  8. Channel Profiles
  9. Z-Bar Profiles
  10. C-Channel Profiles

These standard shapes are versatile and widely used in industries such as construction, manufacturing, automotive, and more. If you have specific shape requirements or need assistance in selecting the right profile for your project, please feel free to reach out to our team, and we will be happy to help you find the suitable structural aluminum extrusion shape for your needs.