ZY-660 Tube mill  for API standard pipe, BS water pipes. etc

General instruction of Product

Raw Material information:

Finish Product information:

Product Overview

The Cold Rolled Steel Strips Tube Making Machine with Online Finish is an integrated tube manufacturing solution designed for producing high-quality steel tubes directly from cold rolled steel strips while performing online finishing operations during production.

Traditional tube manufacturing often requires multiple secondary processing stages after welding and forming. These additional operations increase labor costs, production time, floor space requirements, and quality variation.

By integrating online finishing technology into the tube production process, manufacturers can improve surface quality, dimensional accuracy, and production efficiency while reducing downstream processing costs.

This solution is widely used in furniture tubing, automotive components, structural tubes, mechanical tubing, electrical conduit, and industrial steel pipe production.

Conclusion: For manufacturers seeking lower production costs and higher product consistency, online finishing technology can significantly improve overall production efficiency while reducing post-processing requirements.

Cause

Why Do Traditional Tube Production Lines Face Efficiency and Quality Challenges?

Many tube manufacturers struggle with production bottlenecks that occur after tube forming and welding.

Excessive Secondary Processing

Traditional production often requires:

• Separate polishing operations
• Additional straightening
• Surface finishing
• Dimensional correction

These processes increase labor requirements and operating expenses.

Inconsistent Product Quality

Multiple handling stages may cause:

• Surface scratches
• Dimensional deviations
• Product damage
• Increased rejection rates

Quality consistency becomes difficult to maintain.

Higher Production Costs

Every additional processing step introduces:

• Additional labor
• Equipment investment
• Energy consumption
• Production delays

As labor costs continue to rise globally, manufacturers are under pressure to simplify production workflows.

Longer Delivery Times

Customers increasingly expect faster order fulfillment.

Complex production routes reduce responsiveness and limit manufacturing flexibility.

Conclusion: Traditional tube production methods often create unnecessary costs and inefficiencies that reduce overall profitability.

Solution

Integrated Tube Manufacturing With Online Finishing Technology

Our cold rolled steel strip tube making machine combines forming, welding, sizing, and finishing operations into a single continuous production process.

High Precision Roll Forming

Advanced roll forming technology gradually transforms cold rolled steel strips into tubular profiles.

Benefits include:

• Improved dimensional stability
• Reduced material stress
• Better weld preparation
• Consistent tube geometry

High Frequency Welding System

The integrated HF welding unit delivers:

• Stable weld quality
• Strong seam integrity
• High production speed
• Reduced heat affected zone

This ensures reliable tube performance across various applications.

Online Finishing System

The key advantage of this solution is the integrated finishing section.

Depending on production requirements, online finishing may include:

• Surface smoothing
• Straightening
• Weld bead treatment
• Surface calibration
• Precision sizing

This significantly reduces downstream processing requirements.

Intelligent Automation

PLC-based controls enable:

• Real-time monitoring
• Automatic parameter adjustment
• Recipe storage
• Production data tracking

This improves consistency while reducing operator workload.

Reduced Total Manufacturing Cost

By integrating finishing operations into the production line, manufacturers can reduce:

• Labor costs
• Handling costs
• Equipment footprint
• Product lead times

Specifications

Machine configuration can be customized according to production requirements and finished tube specifications.

Application

Furniture Tube Manufacturing

Suitable for producing:

• Chair tubes
• Table frames
• Shelving systems
• Office furniture structures

Online finishing improves appearance quality and reduces polishing requirements.

Automotive Components

Manufactures:

• Seat frame tubing
• Structural components
• Exhaust system tubes

High dimensional consistency supports automotive production standards.

Construction Industry

Used for:

• Structural tubing
• Steel framework components
• Building support systems

Electrical Conduit Production

Produces precision conduit pipes requiring smooth surfaces and accurate dimensions.

Mechanical Tubing

Suitable for machinery and equipment manufacturers requiring consistent dimensional accuracy.

Storage and Racking Systems

Used for warehouse shelving and industrial storage structures.

How It Works

Cold Rolled Steel Strip Tube Production Process

Step 1: Uncoiling

Cold rolled steel coils are loaded onto the uncoiler.

Step 2: Strip Preparation

The strip is leveled and guided into the forming section.

Step 3: Roll Forming

Multiple forming stands gradually create a tubular profile.

Step 4: High Frequency Welding

HF welding joins the strip edges to create a continuous tube.

Step 5: Weld Bead Treatment

The weld seam is processed to improve appearance and performance.

Step 6: Online Finishing

The tube passes through integrated finishing stations that perform:

• Straightening
• Sizing
• Surface refinement
• Dimensional calibration

Step 7: Flying Saw Cutting

The tube is cut to specified lengths while maintaining production speed.

Step 8: Inspection and Packaging

Finished tubes are inspected and prepared for shipment.

How To Choose

How To Select the Right Tube Making Machine With Online Finish

Define Product Requirements

Determine:

• Tube diameter range
• Wall thickness range
• Production volume
• Surface finish expectations

Evaluate Post-Processing Costs

If your factory currently spends significant resources on polishing, straightening, or sizing, online finishing can provide substantial cost savings.

Consider Production Speed

High-volume manufacturers benefit most from integrated finishing systems.

Assess Product Quality Requirements

Industries such as automotive, furniture, and electrical conduit often require tighter dimensional control.

Plan for Future Expansion

Select a machine with sufficient flexibility to accommodate future product diversification.

Recommendation: Manufacturers with frequent secondary processing operations often achieve the highest return on investment from online finishing technology.

Why Choose Zhongyue Metallurgy Equipment

Professional Tube Mill Manufacturing Experience

Zhangjiagang Zhongyue Metallurgy Equipment Technology Co., Ltd. specializes in:

• ERW Tube Mills
• High Frequency Pipe Mills
• DFT Tube Mills
• Customized Steel Pipe Production Solutions

Engineering and Technical Expertise

Our services include:

• Roll pass design
• Factory layout planning
• Installation supervision
• Commissioning support
• Operator training

Global Project Experience

Equipment has been supplied to customers in:

• India
• Middle East
• Africa
• Southeast Asia
• South America

Reliable After-Sales Support

Comprehensive technical support and spare parts services ensure long-term production stability.

FAQ

1. What is the main advantage of online finishing?

Online finishing reduces the need for secondary processing operations such as straightening, surface correction, and dimensional adjustment, resulting in lower production costs and higher efficiency.

2. Can the machine produce square and rectangular tubes?

Yes. The system can be configured to manufacture round, square, and rectangular steel tubes.

3. What materials can be processed?

The machine is primarily designed for cold rolled steel strips but can also be configured for galvanized steel and certain low-alloy steel grades.

4. How much labor can online finishing save?

The exact savings depend on production volume and existing workflow, but many manufacturers significantly reduce manual handling and downstream processing requirements.

5. Is the production line customizable?

Yes. The machine can be customized according to tube size range, production speed, finishing requirements, automation level, and factory layout.

Conclusion

For modern tube manufacturers, production efficiency is no longer determined solely by forming speed. The ability to reduce secondary processing, improve dimensional accuracy, and maintain consistent product quality has become equally important. A Cold Rolled Steel Strips Tube Making Machine with Online Finish provides an integrated manufacturing solution that helps reduce operating costs, improve production flow, and enhance competitiveness in increasingly demanding markets.