Zr702 supplier
▶ Original factory warranty (including melting furnace number)
▶ Third-party test report (SGS/BV, test items can be specified)
▶ Support on-site inspection or video live broadcast of the test process
Premium Zr702 Supplier | Factory-Direct Unalloyed Zirconium Solutions
XI AN LINHUI IMPORT AND EXPORT Co., LTD. operates as a specialized Zr702 supplier delivering UNS R60702 unalloyed zirconium materials with verified factory traceability. Each shipment includes original mill certificates documenting melting furnace numbers, ensuring full compliance with ASTM B550, B551, and B523 standards. Third-party test reports from SGS or BV are available with customizable test parameters, while clients can request on-site inspection or live video verification of testing procedures. Our inventory spans plates, tubes, bars, and explosive-bonded clad materials with thickness tolerance controlled within ±0.05mm. With 200+ tons of stock inventory and delivery timelines as short as 3–7 days, we eliminate the typical 20-week lead times associated with exotic metal procurement.
Chemical composition (ASTM B550 standard)
| Composition | Standard requirements | Our measured values | Advantages |
| Zr+Hf | ≥99.2% | 99.5% | Higher purity, stronger corrosion resistance |
| Fe+Cr | ≤0.2% | 0.08% | Fewer impurities, more stable welding |
| O | ≤0.16% | 0.10% | Better mechanical properties |
| H | ≤0.005% | 0.002% | Eliminate hydrogen embrittlement |
Mechanical properties (annealed state)
| Performance indicators | ASTM standards | Our products | Customer benefits |
| Tensile strength | ≥379MPa | 410MPa | Pressure bearing capacity increased by 8% |
| Yield strength | ≥207MPa | 240MPa | Stronger deformation resistance |
| Elongation | ≥16% | 20% | Processing pass rate increased by 15% |
| Hardness | ≤150HV | 135HV | Easier to machine |
Why Choose Our Zr702 Supplier Services?
Selecting the right item straightforwardly impacts your plant's operational coherence and hardware life expectancy. Our 24-year fabricating legacy conveys quantifiable preferences for chemical processors.
Factory-Direct Quality Control
Unlike exchanging mediators, we keep up coordinate oversight of dissolving, rolling, and testing forms. Each ingot is traceable to particular heater bunches, dispensing with fabric substitution dangers common in multi-tier supply chains.
Aggressive Environment Expertise
Your acidic corrosive reactors and urea union warm exchangers request materials that stand up to halide-containing destructive streams. Our Zr702 shapes self-healing zirconia oxide layers that outlive stainless steel choices by 5-10x in bubbling natural corrosive environments.
Flexible Stock System
We stock 12 standard plate thicknesses (1mm-50mm) and 30+ tube measurements. This "security stock" approach decreases your acquirement lead time from industry-standard 16-20 weeks to 7 days for stock things and 25 days for custom fabrications.
Engineering Back Team
Our metallurgists give fabric determination meetings, making a difference you move from fizzled nickel combinations or titanium grades. We direct welding parameter optimization and offer joint plan surveys for explosion-bonded transitions.
Global Compliance Portfolio
Beyond ASTM benchmarks, we give PED 2014/68/EU certification for European weight gear and NORSOK M-650 documentation for seaward oil and gas applications. FDA-compliant handling is accessible for pharmaceutical-grade prerequisites.
Manufacturing Process Excellence
Our generation workflow guarantees reliable fabric execution through six basic stages.
Primary Softening & Purification
Raw zirconium wipe experiences vacuum bend remelting (VAR) in electron bar heaters. This dual-melt prepare decreases interstitial oxygen and nitrogen to levels underneath 1800 ppm, avoiding embrittlement amid shaping operations.
Hot Working & Grain Refinement
Ingots are hot-forged at 800-950°C to break down cast structures. Multi-pass rolling accomplishes uniform grain estimate (ASTM E112 Review 6-8), optimizing both ductility for cold shaping and erosion resistance in service.
Cold Rolling & Accuracy Tolerance
Our controlled cold rolling keeps up thickness deviation inside ±0.05mm over 2000mm widths. This exactness disposes of uneven divider thickness in warm exchanger manufacture, avoiding untimely disappointment zones.
Tube Generation Methods
Seamless tubes (ASTM B523) are delivered by means of pilgering, disposing of weld creases that make erosion start focuses. For welded tubes (ASTM B551), we utilize autogenous TIG welding without filler metal, guaranteeing weld zones coordinate base metal erosion resistance.
Heat Treatment & Stretch Relief
All items experience vacuum tempering at 650-750°C to dispose of remaining shaping stresses. This step is basic for anticipating stretch erosion splitting in chloride-contaminated acidic environments.
Surface Preparation
Standard descaling and pickling expels surface oxides. For pharmaceutical clients, we offer electropolishing to Ra 0.4µm, minimizing bacterial grip in sterile handling equipment.
Global Export Markets
Our item organize ranges 60+ nations over six landmasses, serving different mechanical sectors.
North America (USA, Canada, Mexico)
Major clients incorporate acidic corrosive makers and pharmaceutical producers requiring FDA-compliant materials. We keep up a Houston distribution center for 3-day conveyance to Inlet Coast chemical complexes.
European Union
PED-certified materials serve German, French, and Italian chemical plants. Our EN 10204 3.2 documentation streamlines traditions clearance and weight gear mandates compliance.
Middle East (Saudi Arabia, UAE, Qatar)
Petrochemical offices utilize our Zr702 in desalination pre-treatment and acrid gas handling units. NORSOK certification bolsters seaward stage applications.
Southeast Asia (Thailand, Indonesia, Malaysia)
PTT and PETRONAS supply chains join our materials for fertilizer plants and palm oil refining acidulation processes.
South America (Brazil, Ecuador)
PETROECUADOR and other state oil companies indicate our materials for rough oil deacidification and refinery alkylation units.
CIS & Africa
LUKOIL associations and mineral handling offices in South Africa depend on our hydrometallurgical-grade Zr702 for sulfuric corrosive filtering operations.
Quality Inspection Protocols
As a responsible Zr702 supplier, we implement seven-layer quality verification before shipment.
Positive Material Identification
100% of products undergo handheld XRF spectroscopy to verify Zr702 composition and distinguish it from Zr705 (niobium-alloyed) or titanium grades. This prevents costly material mix-ups during fabrication.
Mechanical Property Testing
Tensile and yield strength verification occurs per ASTM B551 requirements. We provide stress-strain curves and elongation data, critical for you to validate forming process parameters.
Non-Destructive Examination
Ultrasonic testing (UT) detects internal laminations in plates thicker than 6mm. For tubes, we perform eddy current testing and hydrostatic pressure tests at 1.5x design pressure to ensure leak-free operation.
Microstructure Analysis
Metallographic examination confirms equiaxed grain structure and absence of hydrides. Coarse grain structures can reduce corrosion resistance by 30% in specific acid concentrations.
Corrosion Validation
Periodic Huey tests and custom acid immersion protocols verify oxide layer integrity. For acetic acid service, we simulate your operating conditions (temperature, concentration, aeration) in accelerated lab tests.
Dimensional Verification
CMM (Coordinate Measuring Machine) inspection ensures flatness, straightness, and diameter tolerances meet drawing specifications. This eliminates fit-up problems during welding or bolting assemblies.
Documentation Package
Every order includes EN 10204 3.1 mill test certificates with heat number traceability, PMI reports, NDT records, and compliance statements. Third-party witness testing by SGS, BV, or TÜV is available upon request.
FAQ
Q: Can Zr702 replace titanium in all corrosive applications?
A: Not universally. While Zr702 outperforms titanium in reducing acids (like HCl, H₂SO₄) and organic acids, titanium remains superior in oxidizing chloride environments. We provide corrosion rate comparison charts specific to your process chemistry.
Q: What is your minimum order quantity for custom sizes?
A: Stock items start at 100 kg. Custom rolling requires 500 kg minimums for plates and 300 kg for tubes, but we can combine multiple client orders to reduce your commitment.
Q: How do you handle welding consumables supply?
A: We stock ERZr2 welding wires and provide welding procedure specifications (WPS) tested per ASME Section IX. Our technical team offers remote welding support via video consultation.
Q: Is Zr702 suitable for hydrofluoric acid service?
A: Absolutely not. Fluoride ions rapidly attack the protective oxide layer, causing catastrophic failure. For HF environments, we recommend Monel 400 or specialized fluoropolymer linings.
Q: What is the price difference versus Grade 7 titanium?
A: Zr702 typically costs 40-60% more than Grade 7 titanium but offers 3-5x longer service life in acetic acid and strong alkali environments. Total cost of ownership analysis usually favors Zr702 for critical equipment.
Contact Us for Zr702 Solutions
Ready to eliminate corrosion-related downtime with Zr702 supplier? Contact our engineering team at linhui@lhtitanium.com for material selection guidance, stock availability, and rapid quotations within 4 hours.
