What is the lead time for production?

The average lead time is one month for both peak season and off-season.

What is the working frequency of the inverter?

The working frequency is 1000HZ, providing smooth DC output current with zero inductance.

Does the machine support bilingual operation?

Yes, there are functions of switch display in both Chinese and English on the LCD interface.

Mfdc Sheet Metal Frequency Inverter DC Spot Welding Machine Medium Frequency Spot Convex Welder

Name: Mfdc Sheet Metal Frequency Inverter DC Spot Welding Machine Medium Frequency Spot Convex Welder
Brand: Guangzhou Dragon Welding Co., Limited
SKU: 2018725575

Guangdong, ChinaGuangzhou Dragon Welding Co., Limited

US$3,000.00-10,000.00

1 Piece

Product profile

Customization

Available

Control

Semi-Automatic

Cooling Way

Water Cooling

Style

Fixed

Electrode Stroke

Vertical

Electric Current

DC Shock Wave

Conductive Way

One-Sided

Welding Spot Number

Multiple

Type

Special

Customize

Can Made as Customers'requests

Transport Package

Plywood Case

Specification

Customized

Trademark

GZhoulong

Origin

China

HS Code

8515219900

Production Capacity

5000PCS/Year

Key features

High Efficiency & Power Factor: 98% power factor with three-phase input load balancing and 1000HZ working frequency.

Precision Control System: High-speed microprocessors with LCD interface, saving 60 sets of welding schedules.

Robust Mechanical Structure: High-strength body with linear bearings for good mobility and direct pressurizing.

Wide Application Range: Suitable for high conductive materials like aluminum, copper, and silver.

Customization Available: Can be made as customers' requests with full and minor customization options.

CE Certified Quality: Product certification includes CE, ensuring safety and compliance standards.

Professional Manufacturer: Established in 2014 with 62 employees and 6000 square meters plant area.

Global Market Reach: Main markets include North America, South America, Europe, and Southeast Asia.

Company profile

Guangzhou Dragon Welding Co., Limited

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 11 Years CertifiedNearest Port: Shenzhen Port, Guangzhou PortAverage Response Time: ≤11.58h

AI-Powered supplier vetting

SummaryGuangzhou Dragon Welding Co., Limited is identified as a Chinese manufacturer/factory in Guangdong producing a broad range of welding, wire-processing, and related machinery. The supplier states that its products are exported to multiple international markets and that it provides professional sales and timely after-sales service, but detailed service infrastructure is not verified. ISO 9001 certification, 6–10 R&D engineers, 6–10 quality-control staff, and more than 10 production lines indicate established quality and manufacturing resources. A BV audit is documented as valid from May 22, 2025 to May 21, 2026. Evidence for OEM/ODM, 3D design, product-development activity, overseas facilities, raw-material traceability, and sustainability systems is unavailable. One associated buyer is identified, while broader customer-case evidence remains limited.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and is identified as Guangzhou Dragon Welding Co., Limited, based in Guangdong, China. Its listed primary products include multiple welding and wire-processing machine categories, supporting a direct manufacturing profile.

CertificationsThe supplier states that it holds a European CE Certificate, and ISO 9001 management-system certification is explicitly listed. A BV audit is also recorded with a stated validity period from May 22, 2025 to May 21, 2026, providing additional documented assessment evidence.

After-Sales capabilityThe company description explicitly claims professional sales and timely after-sales service and says it has built long-term cooperation with many customers. However, the available information does not verify overseas service locations, warehouses, showrooms, agents, or branches.

Production capacityThe supplier operates more than 10 production lines, employs 6–10 quality-control staff, and offers a broad portfolio of welding and wire-processing machinery. The documented product specification for a numerical-control bending machine further demonstrates defined manufacturing output, although capacity volume is not independently verified.

Client casesThe supplier states that it has exported to Italy, Germany, Russia, the United States, Canada, Argentina, Peru, Turkey, South Asia, and Middle Eastern countries, and one associated buyer is listed. It also claims long-term cooperation with many customers, but named customer-case detail and Fortune 500 cooperation are not verified.

Product Q&A

Q:What is the warranty period for this machine?

The product certification is CE, and the company provides professional service together with design and production. Specific warranty terms should be confirmed with the supplier.

Q:Can this welding machine be customized?

Yes, customization is available. The machine can be made as customers' requests, including full customization, minor customization, and flexible customization from samples or designs.

Q:What materials is this welder suitable for?

It is specially suitable for welding materials with higher conductive rates such as aluminum, copper, and silver, as well as thicker workpieces.

Q:What is the minimum order quantity (MOQ)?

The Minimum Order Quantity is 1 Set.

Q:What are the payment terms?

Payment terms include LC, T/T, D/P, Western Union, Small-amount payment, and PayPal.