Project Description

Product Description

Titanium Grade 3 (UNS R50550, DIN 3.7055) is a medium-strength commercially pure titanium with enhanced mechanical properties compared to lower grades. Featuring 98.7-99.5% titanium content, this alloy demonstrates superior corrosion resistance in aggressive environments. FUSHUN METAL supplies Grade 3 titanium tubes for critical applications in aerospace, marine systems, and high-pressure industrial equipment.

Applications

Grade 3 titanium pipes/tubes are engineered for:

  • Deep-sea drilling riser systems
  • Nuclear reactor cooling conduits
  • High-pressure hydraulic lines
  • Chemical reactor heat exchangers
  • Submarine pipeline networks

Standards

Manufactured to international specifications:

  • Europe: DIN 17860, EN 10204-3.1
  • America: ASTM B337, ASME SB337

Chemical Composition

Primary elemental composition ranges:

  • Titanium (Ti): 98.7-99.5%
  • Iron (Fe): 0.15-0.30%
  • Oxygen (O): 0.25-0.35%
  • Nitrogen (N): ≤0.05%
  • Carbon (C): ≤0.08%
  • Hydrogen (H): ≤0.015%

Mechanical Properties

Tube-specific performance characteristics:

  • Tensile Strength: 450-600 MPa
  • Yield Strength: 380-520 MPa
  • Elongation: 18-25%
  • Hardness: 150-200 HV

Production Sizes

Available in seamless and welded configurations:

  • Outer Diameter: 8mm – 406mm
  • Wall Thickness: 0.8mm – 30mm
  • Length: Custom cuts up to 15 meters

Why Choose FUSHUN METAL

Specializing in Grade 3 titanium tubular solutions:

  • NDT-certified (UT/RT) tube inspection
  • Hot extrusion capability for thick-walled tubes
  • PMI testing for material verification
  • ASME BPV Code compliant products

Contact our technical experts to optimize your titanium tube specifications. Submit your inquiry for project-specific solutions and competitive pricing.