Precision.
EngineeredExcellence.

Every strand of stainless steel tube goes through a rigorous multi-stage technical journey to ensure zero-contamination and structural integrity.

The Process

Our Manufacturing Flow

A 17-step precision process from raw steel coil to finished, inspected, and certified sanitary tube.

Technical Standard Phase 01

Steel Coil

Premium-grade stainless steel coils sourced from certified mills

Technical Standard Phase 02

Re-Inspection

Incoming material verification and quality check

Technical Standard Phase 03

Cutting

Precision cutting to required strip widths

Technical Standard Phase 04

Molding

Strip forming into tubular shape

Technical Standard Phase 05

Automatic Welding

TIG welding with precision-controlled parameters

Technical Standard Phase 06

Inside Weld Bead Removal

Internal weld bead removed for smooth bore

Technical Standard Phase 07

Outside Seam Grinding

External weld seam ground to match base material

Technical Standard Phase 08

Online Solution Annealing

Continuous bright annealing in hydrogen atmosphere

Technical Standard Phase 09

Sizing

Dimensional accuracy ensured through precision sizing

Technical Standard Phase 10

Online Eddy Current Inspection

Non-destructive testing for weld integrity

Technical Standard Phase 11

Cut to Length

Tubes cut to customer-specified lengths

Technical Standard Phase 12

End Finish

Deburring and end preparation

Technical Standard Phase 13

Hydraulic / Pneumatic Test

Pressure testing for leak-proof assurance

Technical Standard Phase 14

Polishing

Surface polishing to specified finish grades

Technical Standard Phase 15

Degreasing / Pickling

Chemical cleaning for contamination-free surface

Technical Standard Phase 16

Inspection / Finished Product

Final dimensional and visual quality check

Technical Standard Phase 17

Marking

Permanent identification marking per standards

Technical Mastery

Surface Finishing Protocols

Our proprietary finishing techniques are engineered to meet the stringent surface topography requirements of high-purity applications.

Bright Annealing (BA)

High-purity hydrogen annealing for an oxide-free, mirror-bright surface finish.

Superior Surface Brightness
Mirror-Grade Aesthetics
No Acid Processing
Oxidation-Free Finish

Passivation

Chemical treatment to form a protective chromium layer, maximizing corrosion resistance.

Rust-Free Surface
Enhanced Durability
Global Sanitary Standards
Chemical Resistance

Mechanical Polish

Precision mechanical abrasion achieving consistent Ra values for high surface quality.

Consistent Ra Finish
Mirror-Grade Finish
Ra values ≤0.5 µm
Uniform Micro-Profile

Electropolishing

Electrochemical smoothing for ultra-pure systems in critical pharma applications.

Ultra-Smooth Finish
Superior Purity Levels
Bio-Pharma Compliant
Reduced Bacterial Adhesion
Manufacturing Mastery

Need Custom Specifications?

Our metallurgical team can engineer specialized production cycles to meet your specific internal processing standard or international protocol.