Titanium anode testing service

Titanium Anode Testing Service for Global Electrochemical Industry Compliance

As an ISO/IEC 17025 accredited laboratory, we deliver a specialized titanium anode testing service that verifies the coating composition, electrochemical performance, dimensional accuracy, mechanical integrity, corrosion resistance, and long-term durability of titanium anodes used in chlor-alkali production, water treatment, cathodic protection, electroplating, and electrolytic metal recovery. Our titanium anode testing service supports manufacturers and exporters who must demonstrate conformity to ASTM B265, ASTM B348, NACE TM0108, ISO 9001, and regional electrochemical industry standards across the European Union, North America, East Asia, and the Middle East. Every test is performed under our CNAS-accredited quality system, producing reports accepted by notified bodies, electrochemical plant operators, and procurement teams worldwide.

Product Samples We Regularly Test in Our Titanium Anode Testing Service

Mixed metal oxide coated titanium anodes — with iridium oxide, ruthenium oxide, platinum oxide, or mixed Ir-Ru-Ta coatings for chlorine evolution, oxygen evolution, and specialty electrochemical processes
Platinum-plated and platinized titanium anodes — for precious metal electroplating, cathodic protection, and high-purity hydrogen production
Lead dioxide coated titanium anodes — for wastewater treatment, electro-oxidation of organic pollutants, and metal electrowinning
Graphite and magnetite coated titanium anodes — for specialized applications requiring controlled overpotential and wear characteristics
Mesh, plate, rod, tube, and custom-shaped titanium anodes — for diverse cell geometries and flow configurations in electrochemical reactors
Dimensionally stable anodes for swimming pool chlorination and marine anti-fouling — with optimized coating formulations for long service life in chloride environments
Reconditioned and recoated titanium anodes — for remaining life assessment and recoating quality verification

Coating Composition and Thickness Analysis for Titanium Anodes

Coating composition and element distribution by X-ray fluorescence and scanning electron microscopy with EDS per ASTM E1621 and ASTM E1508 — the mass fractions of iridium, ruthenium, platinum, tantalum, and other coating elements are quantified, and the element distribution across the anode surface is mapped to verify coating uniformity and the specified noble metal loading.
Coating thickness measurement by X-ray fluorescence and microscopic cross-section per ISO 2178 and ISO 1463 — the thickness of the mixed metal oxide or platinum coating is measured at multiple points to confirm it meets the specified coating weight and thickness for the intended service life.
Coating adhesion and bond strength by bend testing and pull-off methods per ASTM B571 and ISO 4624 — the coated titanium anode is bent and the coating is inspected for cracking, spalling, or delamination, verifying the coating remains firmly bonded to the titanium substrate under mechanical deformation.
Surface roughness and profile measurement per ISO 4287 — stylus profilometry quantifies the Ra and Rz values of the anode surface to verify the specified finish for optimal coating adhesion and electrochemical performance.
X-ray diffraction phase analysis per ASTM D3720 — the crystalline phases of the oxide coating are identified to confirm the desired oxide structure and to detect any incomplete oxidation or contamination that would reduce catalytic activity.
Coating weight per unit area by gravimetric and XRF methods — the mass of noble metal per unit area is determined to verify the specified anode loading and to support cost accounting and performance prediction.

Electrochemical Performance Testing for Titanium Anodes

Anode potential and overpotential measurement per NACE TM0108 and ASTM G5 — the titanium anode is polarized in the target electrolyte at defined current densities, and the anode potential and overpotential are measured to verify the coating provides the specified catalytic activity and energy efficiency for the electrochemical process.
Chlorine evolution and oxygen evolution efficiency per internal validated protocols — the anode is operated in a test cell and the gas evolution rate, current efficiency, and energy consumption are measured to verify the anode meets the performance specification for chlor-alkali or oxygen evolution applications.
Accelerated life testing and durability evaluation per NACE TM0108 — the titanium anode is subjected to high current density operation in an aggressive electrolyte, and the time to coating failure or the potential increase beyond a defined limit is recorded to predict the service life and to compare anode quality.
Cyclic voltammetry and electrochemical impedance spectroscopy per ASTM G59 and ASTM G106 — the electrochemical behavior of the anode coating is characterized to determine the active surface area, the charge transfer resistance, and the coating's stability under operating conditions.
Polarization resistance and corrosion rate of the titanium substrate per ASTM G59 — the corrosion resistance of the titanium base material is measured to verify that the substrate remains passive and does not corrode under the anodic operating conditions.
Uniform current distribution and edge effect evaluation per internal protocols — the current distribution across the anode surface is mapped to identify any edge effects, non-uniform coating, or design issues that would cause uneven wear and reduced anode life.

Mechanical and Physical Property Testing for Titanium Anodes

Tensile strength and elongation of the titanium substrate per ASTM E8 and ISO 6892-1 — the titanium base material is tested to verify it meets the specified mechanical properties for the anode structure and can withstand the mechanical loads of installation and operation.
Hardness testing by Vickers and Rockwell methods per ISO 6507-1 and ASTM E384 — the hardness of the titanium substrate and the coated surface is measured to verify the specified material condition and to detect any work hardening or softening from the coating process.
Bend and flattening testing of coated titanium per ASTM B265 — the anode is bent to a defined angle or flattened to verify the coating and substrate remain intact under deformation, ensuring the anode can be formed and installed without damage.
Dimensional verification and tolerance measurement per ISO 2768 and customer drawings — coordinate measuring machines and laser micrometers verify the anode dimensions, hole positions, and profile, ensuring correct fit in the electrochemical cell.
Weld and connection strength testing per AWS D1.1 and customer specifications — for anodes with welded current distributors or mounting brackets, the weld strength and electrical continuity are tested to ensure reliable current collection.
Flatness and surface profile inspection per ISO 12781 — the anode surface is checked for flatness and wave-free profile to ensure uniform electrode spacing and current distribution in the electrochemical cell.

Corrosion Resistance and Environmental Durability Testing for Titanium Anodes

Neutral salt spray and cyclic corrosion testing per ISO 9227 and ASTM B117 — the complete titanium anode assembly is exposed to salt fog to evaluate corrosion of the substrate, coating, and any welds or connections in marine and industrial environments.
Resistance to chloride attack and pitting corrosion per ASTM G48 — the titanium anode is tested in chloride solutions to verify the substrate resists pitting and crevice corrosion under the aggressive conditions of seawater electrolysis and chlor-alkali production.
Accelerated aging in hot electrolyte per NACE TM0108 — the anode is operated in heated electrolyte to accelerate coating degradation and to predict the anode's performance and remaining life under plant operating conditions.
Thermal cycling and thermal shock per IEC 60068-2-14 — the anode is rapidly cycled between hot and cold conditions to verify the coating and substrate withstand thermal expansion and contraction without cracking or delamination.
Damp heat and humidity exposure per IEC 60068-2-78 — the anode is stored at high temperature and high relative humidity, followed by electrochemical and coating adhesion retests to confirm no moisture-induced degradation.
Resistance to process chemicals and cleaning agents per ASTM D543 and ISO 175 — the anode is exposed to acids, alkalis, and cleaning solutions used in the electrochemical process to verify chemical compatibility.

Report Recognition and ISO/IEC 17025 Compliance

Every test method described in this titanium anode testing service is covered by our ISO/IEC 17025 scope of accreditation. Our technical reports and certificates of analysis are accepted by European notified bodies for electrochemical and pressure equipment, by North American chlor-alkali and water treatment plant operators referencing NACE and ASTM standards, and by customs and procurement authorities across the Middle East, Australia, and Asia. Whether you require a complete qualification dossier for a new titanium anode design, a batch release inspection for an export shipment, or a root cause failure analysis of an anode failure, our laboratory provides the measurement accuracy and electrochemical material expertise that the global electrochemical and water treatment industries demand.