Emily PIPE offers a complete range of nuclear-grade titanium alloys including Gr.2, Gr.5, Gr.7 and Gr.12, engineered to meet the strictest safety and performance requirements of the nuclear power industry. Our titanium tubes and bars provide exceptional resistance to boric acid corrosion, low neutron absorption cross-section and excellent radiation stability, making them the material of choice for nuclear reactor auxiliary systems, radioactive waste handling and spent fuel storage.
As a leading China-based titanium alloy manufacturer with over 20 years of experience, we supply precision-manufactured titanium products fully certified to ASME Section III, NQA-1 and ISO nuclear standards. From conventional PWR/BWR plants to advanced small modular reactors (SMRs) and fusion energy projects, our nuclear-grade titanium alloys deliver reliable performance that meets the demanding safety requirements of the global nuclear industry.
| Item | Details |
|---|---|
| Executive Standards | 1. International Material Standards: ASTM B337 (Seamless Pipe), ASTM B338 (Welded Pipe), ASTM B348 (Bar/Rod)
2. Nuclear Power Standards: ASME Section III, NQA-1, RCC-M, KTA 3201 3. Pressure Vessel Standards: ASME Section VIII Div.1 4. Testing Standards: ASTM E8, ASTM G31 (Corrosion), ASTM E243 (Eddy Current) 5. Quality Management Standards: ISO 9001, ISO 14001 |
| Material Grades | 1. Titanium Grade 2 (UNS R50400): Commercially pure titanium, most widely used nuclear grade, excellent general corrosion resistance
2. Titanium Grade 5 (UNS R56400): Ti-6Al-4V, high-strength alloy for structural components and pressure vessels 3. Titanium Grade 7 (UNS R52400): Ti-0.2Pd, superior crevice corrosion resistance in low-pH and chloride-containing environments 4. Titanium Grade 12 (UNS R53400): Ti-0.3Mo-0.8Ni, excellent high-temperature corrosion resistance up to 425℃ |
| Chemical Composition (Weight %) | Grade 2: Ti≥99.2, O≤0.25, Fe≤0.30, C≤0.08, N≤0.03, H≤0.015
Grade 5: Ti=Balance, Al5.5-6.75, V3.5-4.5, Fe≤0.30, O≤0.20, C≤0.08, N≤0.05, H≤0.015 Grade 7: Ti=Balance, Pd0.12-0.25, O≤0.25, Fe≤0.30, C≤0.08, N≤0.03, H≤0.015 Grade 12: Ti=Balance, Mo0.2-0.4, Ni0.6-0.9, O≤0.25, Fe≤0.30, C≤0.08, N≤0.03, H≤0.015 Note: Palladium addition in Gr.7 significantly improves crevice corrosion resistance in stagnant nuclear coolant |
| Mechanical Properties (Annealed State) | Grade 2: Tensile≥345MPa, Yield≥275MPa, Elongation≥20%, HB≤120
Grade 5: Tensile≥895MPa, Yield≥825MPa, Elongation≥10%, HB≤300 Grade 7: Tensile≥345MPa, Yield≥275MPa, Elongation≥20%, HB≤120 Grade 12: Tensile≥485MPa, Yield≥380MPa, Elongation≥18%, HB≤160 Neutron Absorption Cross-Section: 5.6 barns (Ti), 1/10 of stainless steel Max Service Temp: Gr.2/7: 315℃; Gr.12: 425℃; Gr.5: 400℃ |
| Dimensional Tolerance | 1. Seamless Pipes/Tubes: Ø6-50mm ±0.1mm; Ø50-150mm ±0.2mm; Wall thickness ±0.05-0.1mm
2. Welded Pipes: Ø10-300mm ±0.15mm; Wall thickness ±0.08mm 3. Round Bars/Rods: Ø6-50mm ±0.1mm; Ø50-150mm ±0.2mm; Ø150-300mm ±0.3mm 4. U-Bend Tubes: Bend radius ±0.5mm; Ovality at bend ≤3% of OD 5. Length Tolerance: ±2mm (1-6m); custom lengths up to 12m available |
| Why These Materials Are Used in Nuclear Power Industry | 1. Unmatched Boric Acid Corrosion Resistance:
– Virtually immune to corrosion in high-temperature (300℃) boric acid coolant used in PWRs – Corrosion rate <0.001mm/year vs. >0.1mm/year for 316L stainless steel – Eliminates frequent tube failures in heat exchangers and coolant systems – No metal ion release that could contaminate the reactor coolant 2. Ultra-Low Neutron Absorption: – Titanium has one of the lowest neutron absorption cross-sections among structural metals – Minimizes neutron activation, reducing radioactive waste generation – Components remain less radioactive during service and decommissioning – Ideal for spent fuel storage and transportation systems 3. Superior Stress Corrosion Cracking Resistance: – Immune to chloride-induced SCC in high-temperature water environments – Resists cracking in oxygenated and deoxygenated nuclear coolant – Eliminates the most common failure mode in nuclear piping systems 4. Excellent Radiation Stability: – Maintains mechanical properties after long-term exposure to neutron radiation – Minimal ductility loss and no significant embrittlement – Suitable for 60+ year design life of modern nuclear power plants 5. Superior Cost-Effectiveness: – While initial cost is 3-5x higher than 316L, 10-20x longer service life reduces total cost of ownership by 60-80% – Eliminates costly maintenance and replacement of stainless steel components – Reduces decommissioning costs by minimizing radioactive waste |
| Application Scenarios and Corresponding Customers | 1. PWR/BWR Conventional Nuclear Plants:
– Applications: Boric acid storage and transfer piping, heat exchanger tubes, condenser tubes, auxiliary cooling systems – Customers: Westinghouse, Areva, EDF, China National Nuclear Corporation, China General Nuclear Power Group 2. Radioactive Waste Management: – Applications: High-level waste tank liners, waste transfer piping, filter housings, ion exchange systems – Customers: Orano, Cameco, China National Nuclear Corporation, US Department of Energy 3. Spent Fuel Storage and Transportation: – Applications: Spent fuel pool components, storage racks, transportation cask liners, heat exchangers – Customers: Holtec International, NAC International, China Nuclear Engineering Corporation 4. Nuclear Fuel Cycle: – Applications: Uranium enrichment piping, fuel fabrication equipment, reprocessing plant components – Customers: Urenco, Orano, China National Nuclear Corporation 5. Advanced Small Modular Reactors (SMRs) and Fusion Energy: – Applications: Coolant systems, heat exchangers, structural components, vacuum vessel parts – Customers: NuScale Power, Rolls-Royce SMR, ITER, China Fusion Engineering Test Reactor |
| Customer Requirements in This Industry | 1. Performance Requirements:
– Boric Acid Corrosion Resistance: Must resist corrosion in high-temperature boric acid coolant – Low Neutron Absorption: Must minimize neutron activation and radioactive waste – Stress Corrosion Resistance: Must be immune to SCC in high-temperature water – Radiation Stability: Must maintain properties after long-term neutron exposure – Weldability: Must be easily weldable while retaining corrosion resistance 2. Quality and Compliance Requirements: – Nuclear Certification: Must meet ASME Section III and NQA-1 requirements – Full Traceability: Must provide complete traceability from titanium sponge to finished product – Material Certification: Must provide comprehensive MTRs including chemical analysis and mechanical properties – Third-Party Inspection: Must allow inspection by nuclear industry authorized inspectors – Cleanliness Requirements: Must meet strict cleanliness standards for nuclear applications 3. Manufacturing Requirements: – Precision Dimensional Tolerances: Must meet tight tolerances for proper fit and assembly – Surface Quality: Must have smooth, defect-free surfaces to prevent corrosion initiation – Internal Quality: Must be free from inclusions, porosity and segregation (100% UT/ET verified) – Consistent Quality: Must have uniform chemical composition and mechanical properties across all batches – Customization: Must produce custom sizes and shapes per customer drawings |
| Common Related Products in This Industry | 1. Titanium Seamless Pipes/Tubes: For boric acid systems, heat exchangers and auxiliary piping
2. Titanium Welded Pipes: Cost-effective solution for large-diameter process piping 3. Titanium U-Bend Tubes: Custom bent tubes for nuclear heat exchangers and condensers 4. Titanium Round Bars/Rods: For valve stems, pump shafts, fasteners and structural components 5. Titanium Forgings: Custom forgings including valve bodies, pump casings and flanges 6. Titanium Fasteners: Bolts, nuts, screws, studs and washers for nuclear applications 7. Titanium Welding Materials: ERTi-2, ERTi-5, ERTi-7 and ERTi-12 welding wires 8. Titanium Sheets and Plates: For tank liners, spent fuel pool components and structural parts 9. Titanium Machined Components: Precision-machined valves, fittings and pump parts 10. Custom Fabricated Assemblies: Pre-fabricated piping spools and heat exchanger bundles |
| Why Choose Us (Emily PIPE) | 1. 20+ Years of Nuclear Titanium Expertise: We have supplied titanium products to over 50 nuclear projects worldwide
2. Full ASME and NQA-1 Certification: Our production facility meets the strictest nuclear industry standards 3. Complete Grade Range: We offer all four nuclear titanium grades in one place, simplifying your supply chain 4. Full-Process Quality Control: We implement 100% ultrasonic, eddy current and hydrostatic testing on all products 5. Advanced Manufacturing Capabilities: We use state-of-the-art equipment to produce precision nuclear titanium products 6. Strategic Inventory Management: We maintain 200+ tons of nuclear titanium inventory to support urgent requirements 7. Global Nuclear Supply Chain Experience: We have extensive experience delivering to nuclear sites worldwide 8. One-Stop Solution: We provide complete solutions from raw material supply to pre-fabricated assemblies |
| Supplementary Industry Information | 1. Comprehensive Test Reports: Each batch comes with a full MTR including chemical analysis, mechanical properties and NDT results. Corrosion test reports available upon request
2. Full Material Traceability: Every product has a unique heat number and complete traceability documentation from ingot to finished product 3. Value-Added Processing: We offer precision cutting, CNC bending, welding, end processing and surface finishing services 4. Emergency Response Service: We provide 24/7 emergency support for nuclear plant shutdown requirements 5. Market Growth: The global nuclear titanium market is projected to grow at a CAGR of over 9% through 2030, driven by SMR development and nuclear plant life extension programs 6. Sustainability Commitment: All our titanium products are manufactured using sustainable practices and are 100% recyclable |
| Packaging | 1. Plastic Caps: All tube/bar ends are protected with heavy-duty polyethylene caps with internal sealing rings to prevent contamination
2. Waterproof Film: Each product is individually wrapped in waterproof and anti-corrosion film 3. Bundle Packing: Products of the same size are bundled with steel straps and wooden spacers to prevent contact damage 4. Wooden Case: Bundles are packed in sturdy fumigated wooden cases with steel reinforcement for international shipping 5. Export Standard Packing: All packaging complies with international export standards and ISPM 15 regulations 6. Marking: Each package is clearly marked with product specifications, heat number, batch number, quantity and destination |
Looking for nuclear-grade titanium pipe, bar or forging? Send us your dimensions, application requirements and nuclear standards. We will provide a customized solution and competitive quotation.