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High-Quality Titanium Tube / Titanium Alloy Pipe — Seamless & Welded Tube Specialist TA1 / TA2 / TC4 (Ti-6Al-4V) / TA10 | Commercial Pure & Titanium Alloy Series | Seamless / Welded / Capillary.
Chinese Grade ASTM Grade EN Grade Composition Features Typical Applications
TA1 Grade 1 3.7025 Commercially pure Ti (≥99.3%), highest ductility Chemical pipelines, desalination, heat exchangers
TA2 Grade 2 3.7035 Commercially pure Ti (≥99.2%), balanced strength & formability Marine engineering, electroplating pipes, condensers
TA3 Grade 3 3.7055 Commercially pure Ti, medium strength Pressure pipelines, structural pipe fittings
TA4 Grade 4 3.7065 Commercially pure Ti, highest strength High-pressure pipelines, fasteners
TC4 Grade 5 3.7165 Ti-6Al-4V α-β alloy, excellent strength-to-weight ratio Aerospace hydraulic lines, defense, motorsports
TA10 Grade 12 3.7105 Ti-0.3Mo-0.8Ni, crevice corrosion resistant Chemical heat exchangers, hydrometallurgy
TC4 ELI Grade 5 ELI 3.7164 Extra-low interstitial, higher toughness Human implants (vascular stents, bone screws)
Property Seamless Tube Welded Tube Test Standard
Tensile Strength (Rm) 345–485 MPa 340–480 MPa ASTM E8
Yield Strength (Rp0.2) ≥ 275 MPa ≥ 270 MPa ASTM E8
Elongation (A50) ≥ 20% ≥ 18% ASTM E8
Hardness (HRB) ≤ 90 ≤ 90 ASTM E18
Flattening Test No cracks No cracks ASTM B338
Flaring Test No cracks No cracks ASTM B338
Density 4.51 g/cm³ 4.51 g/cm³ —
Parameter Seamless Tube Welded Tube Capillary Tube
Outer Diameter (OD) 6 mm – 219 mm 10 mm – 1200 mm 0.5 mm – 6 mm
Wall Thickness (WT) 0.5 mm – 25 mm 0.5 mm – 30 mm 0.05 mm – 1.0 mm
Length 1000–12000 mm 1000–12000 mm 50–3000 mm
OD Tolerance ±0.1 mm (precision) ±0.15 mm ±0.02 mm
WT Tolerance ±10% ±10% ±5%
Straightness ≤ 1.5 mm/m ≤ 2 mm/m ≤ 1 mm/m
🔷 Seamless Titanium Tube
Production Process: Hot extrusion + Cold rolling + Cold drawing
Features: No weld seam, high pressure capacity, uniform wall thickness, excellent surface quality
Applications: High-pressure pipelines, aerospace hydraulic systems, nuclear industry, medical devices
🔷 Welded Titanium Tube
Production Process: Titanium strip slitting → Forming → TIG/Plasma automatic welding → Online annealing → Sizing & straightening
Features: High production efficiency, cost-effective, large diameter up to 1200 mm
Applications: Chemical pipelines, heat exchangers, desalination, architectural cladding
🔷 Titanium Capillary Tube
Production Process: Precision cold drawing + Bright annealing
Features: High OD precision, smooth inner wall, no oxide scale
Applications: Medical devices (injection needles, catheters), instrumentation, chromatography analysis
【Industry Applications】
🛩️ Aerospace
Aircraft hydraulic system tubing, fuel delivery pipes, engine bleed air pipes
Rocket propellant delivery tubes, satellite thermal control lines
Compliant with AMS 4943 / AS9100 aerospace certifications
⚕️ Medical & Healthcare
Cardiovascular stents, orthopedic bone screws, dental implants
Surgical instrument sleeves, endoscope catheters, infusion tubing
Compliant with ASTM F136 / ISO 13485 medical standards
🚢 Marine Engineering
Seawater desalination evaporator tubes, condenser tubes
Deep-sea submersible pressure hull piping, subsea oil pipelines
Seawater corrosion resistant with extended maintenance-free periods
⚗️ Chemical & Power
Heat exchanger tube bundles, condenser tubes, reactor coil tubing
Chlor-alkali industry electrolytic cell piping, flue gas desulfurization spray pipes
Nuclear power plant condenser titanium tubes, thermal power plant heat exchangers
【Quality Certifications & Inspection Reports】
✅ ISO 9001 — Quality Management System
✅ ISO 13485 — Medical Device Quality Management (medical grade products)
✅ AS9100 — Aerospace Quality Management (aerospace grade products)
✅ ASTM B338 — Standard for Seamless and Welded Titanium Tubes for Condensers and Heat Exchangers
✅ ASTM B861 — Standard for Titanium and Titanium Alloy Seamless Pipe
✅ ASTM B862 — Standard for Titanium and Titanium Alloy Welded Pipe
✅ ASTM F136 — Standard for Wrought Ti-6Al-4V ELI Alloy for Surgical Implant Applications
✅ GB/T 3624 — Chinese Standard for Titanium and Titanium Alloy Seamless Tubes
✅ GB/T 3625 — Chinese Standard for Titanium and Titanium Alloy Tubes for Heat Exchangers and Condensers
✅ EN 10204 3.1/3.2 — Material Traceability Certificates (MTR provided with shipment)
📄 Each shipment includes: Mill Test Certificate (MTC), Spectrometric Chemical Analysis Report, Mechanical Properties Test Report, Ultrasonic Testing Report (UT), Eddy Current Testing Report (ET), Hydrostatic Test Report, Air Pressure Test Report
Service Description
🔧 Tube Bending CNC tube bender, minimum bend radius 1.5D, angle accuracy ±0.5°
🔩 Flaring/Flanging 37° flare, bell mouth flanging, meeting hydraulic fitting connection requirements
🔥 Welding Services TIG argon arc welding, plasma welding, laser welding with X-ray radiography qualified
✨ Surface Treatment Pickling, sandblasting, polishing, anodizing, PVD coating
📏 Cut-to-Length Bandsaw/circular saw cutting, flat end faces, length tolerance ±0.5 mm
📦 Custom Packaging Plastic end caps + moisture-proof paper + wooden crate/steel frame, compliant with sea/air freight export standards
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