• Direct Factory Workshop Manufacturer Welded Polishing Pipe 316 Stainless Steel square Tube 304 Stainless Steel Pipe
  • Direct Factory Workshop Manufacturer Welded Polishing Pipe 316 Stainless Steel square Tube 304 Stainless Steel Pipe
  • Direct Factory Workshop Manufacturer Welded Polishing Pipe 316 Stainless Steel square Tube 304 Stainless Steel Pipe
  • Direct Factory Workshop Manufacturer Welded Polishing Pipe 316 Stainless Steel square Tube 304 Stainless Steel Pipe
  • Direct Factory Workshop Manufacturer Welded Polishing Pipe 316 Stainless Steel square Tube 304 Stainless Steel Pipe
  • Direct Factory Workshop Manufacturer Welded Polishing Pipe 316 Stainless Steel square Tube 304 Stainless Steel Pipe
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Direct Factory Workshop Manufacturer Welded Polishing Pipe 316 Stainless Steel square Tube 304 Stainless Steel Pipe

  • ZCXH
  • Shandong,China
  • 10-20 days
  • 1000 tons/ month
the company has always adhered to the business philosophy of "Integrity is our fundamental principle;Quality is our highest pursuit;Service is our greatest commitment;", insisted on being yourself first, and then doing good deeds, aiming at customer satisfaction, reputation first, and focusing on providing customers with first-class products and meticulous and efficient services.

stainless steel pipes square



Product Information

Key Process Characteristics: Welding + Polishing

The combination of "welded manufacturing" and "surface polishing" defines the pipe’s practicality and appearance, with the following advantages:

1. Welding Process: Cost-Effective & Specification-Flexible

  • High Production Efficiency: Welded pipes are formed by rolling stainless steel coils/sheets into shape and then welding (common methods: TIG, MIG, laser welding). The process is mature and suitable for large-batch production, meeting the high-demand needs of factory workshops.

  • Flexible Specifications: Supports customization of dimensions (e.g., square tube side lengths: 10-200mm; pipe outer diameters: 10-300mm; wall thicknesses: 0.8-10mm) to match specific workshop equipment or project requirements (e.g., custom square tubes for machine frames, special-diameter pipes for fluid lines).

  • Controllable Weld Quality: Factories typically conduct non-destructive testing (NDT) on welds (e.g., ultrasonic testing, pressure testing) to eliminate defects like pores or cracks. Post-weld annealing and passivation treatments ensure weld strength and corrosion resistance are close to the base material.

2. Polishing Process: Aesthetic & Practical

  • Enhanced Decorativeness: Surface polishing (common finishes: No.4 brushed polish, mirror polish) creates a smooth, high-gloss surface (Ra ≤ 0.8μm for standard polish, Ra ≤ 0.4μm for mirror polish), making the pipes suitable for exposed scenarios (e.g., workshop equipment casings, decorative partitions in industrial spaces).

  • Easy Cleaning & Maintenance: The polished surface has no uneven texture, preventing adhesion of dust, oil, or industrial residues. Daily cleaning only requires wiping, reducing maintenance time for workshop equipment.

  • Improved Corrosion Resistance: Polishing removes surface oxide scales and micro-defects, strengthening the formation of a uniform passive film on the stainless steel surface and further enhancing resistance to mild industrial corrosion (e.g., workshop humidity, weak chemical fumes).

Structural Advantages: Square Tubes (316) & General Pipes (304)

The product line covers two main structural forms, each tailored to specific application needs:

1. 316 Stainless Steel Square Tubes

  • Superior Structural Stability: The square cross-section has uniform moment of inertia, providing better bending and torsion resistance than round pipes of the same material and wall thickness. This makes them ideal for load-bearing components in workshops (e.g., equipment support frames, conveyor brackets).

  • Space-Saving Installation: Flat sides allow tight, neat assembly (e.g., right-angle connections, parallel splicing) without additional adapters, optimizing space utilization in compact workshop layouts.

2. 304 Stainless Steel Pipes (Round/Other Forms)

  • Efficient Fluid Transmission: Round 304 pipes (the most common form) have a smooth inner wall, minimizing fluid friction and pressure loss—suitable for workshop fluid systems (e.g., cooling water circulation, compressed air transmission).

  • Versatile Compatibility: Matches standard stainless steel fittings (e.g., flanges, valves, quick connectors) widely used in industrial workshops, ensuring seamless integration with existing pipeline systems.


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