FAQ

Quotation

What information should I provide for a quotation?

Please provide tube diameter, wall thickness, tube material, tube shape, product drawing or sample photo, required processing method, expected production capacity, voltage standard and special customization requirements.

Capability

What types of pipe processing machines does DUORUI MACHINERY provide?

DUORUI provides pipe bending machines, pipe cutting machines, pipe end forming machines, pipe punching machines, pipe chamfering machines, pipe threading machines, pipe rolling machines, pipe polishing machines, cold bending forming machines, laser welding machines and customized pipe processing equipment.

Capability

What tube materials can your machines process?

Common materials include carbon steel, stainless steel, aluminum, copper, galvanized tube, alloy tube and other metal tube materials. The suitable configuration depends on material hardness, tube size, wall thickness and processing requirements.

Capability

What tube shapes can be processed?

Depending on machine model and tooling, DUORUI machines can process round tubes, square tubes, rectangular tubes, oval tubes and profile tubes. Special profiles should be evaluated by drawing or sample.

Customization Tooling

Do you provide molds and tooling?

Yes. DUORUI can provide customized bending dies, punching molds, end forming molds, chamfering cutters, fixtures and related tooling according to tube size, processing shape, bending radius, hole type and drawings.

Quotation

How do I know which machine is suitable for my product?

Send the product drawing, sample photo, tube size, material, wall thickness, required processing process and production capacity. DUORUI will evaluate the application and recommend a suitable model and configuration.

Customization Tooling

Can voltage and control language be customized?

Yes. Voltage can be customized for different markets such as 220V, 380V, 415V, 50Hz or 60Hz. Control language and operation interface can also be adjusted according to customer needs.

Delivery Testing

Can you test the machine before shipment?

Yes. Before delivery, DUORUI can conduct operation testing, tooling inspection, sample processing test, control system test and final inspection. Customers may provide samples or drawings for testing confirmation.

Delivery Testing

How are the machines packed for export?

Machines are usually protected with film wrapping, anti-rust treatment, wooden pallet or export wooden case packaging. Final packaging depends on machine size, weight, transportation method and customer requirements.

Delivery Testing

What is the usual delivery time?

Delivery time depends on machine type, configuration, customization level, tooling requirements and current production schedule. Standard machines are usually faster, while customized equipment requires more time for design, production, testing and packaging.