Yinghai Anode

About Yinghai

Qingdao Yinghai Corrosion and Fouling Control Technology Co., Ltd. is a professional manufacturer specializing in cathodic protection systems, sacrificial anodes, reference electrodes, rectifiers, and marine anti-fouling solutions. With over two decades of experience, we serve clients in oil & gas, marine, power, water treatment, and infrastructure sectors worldwide.

Our mission is to deliver reliable, long-term corrosion and biofouling control solutions through advanced materials, precision engineering, and innovative system design. We combine top-tier talent with exquisite technology to produce excellent products trusted across continents.

20+

Years Experience

50+

Global Projects

Our Products

Comprehensive range of cathodic protection components and systems engineered for durability, precision, and performance in harsh environments.

MMO Anode

Mixed Metal Oxide coated titanium anodes for impressed current systems. High efficiency, low consumption, long service life in seawater and soil environments.

Ti substrate with IrO₂-Ta₂O₅ coating
20+ year design life
Suitable for pipelines, tanks, marine structures

HSCI Anode

High Silicon Cast Iron anodes for impressed current cathodic protection in soil and water. Excellent performance in high-resistivity environments.

14.5% silicon content
Low consumption rate
Ideal for deep groundbeds

Flexible Anode

Conductive polymer-based linear anode system for pipeline coating defect protection. Easy installation and uniform current distribution.

Carbon fiber core
100+ year design life
For close-coated pipelines

Ag/AgCl Reference

Silver/Silver Chloride reference electrodes for accurate potential monitoring in seawater and brackish environments. Stable and reliable long-term performance.

Seawater compatible
±5mV stability
Titanium housing

Zinc Ribbon Anode

Galvanic anode system for buried pipelines and tanks. Pre-packaged with conductive backfill for enhanced performance and simplified installation.

High purity zinc (99.99%)
1.5V driving voltage
For coated pipeline protection

Constant Potential Rectifier

Advanced control system for impressed current cathodic protection. Maintains set potential automatically with remote monitoring capability.

PID control algorithm
Digital display & data logging
Overload & lightning protection

Aluminium Alloy Anode

High-performance sacrificial anode for marine applications. Optimized alloy composition ensures consistent electrochemical behavior and minimal passivation.

Zn-In-Hg alloy system
2600 Ah/kg capacity
For ship hulls, offshore platforms

Cu/CuSO₄ Reference

Copper/Copper Sulfate reference electrode for soil and freshwater applications. Widely used in pipeline cathodic protection surveys and monitoring.

+316mV vs. Ag/AgCl
Porous ceramic plug
Rechargeable design

Our Solutions

Engineered cathodic protection and anti-fouling systems for critical infrastructure across industries.

Impressed Current for Inlet Equipment

Complete protection system for seawater intake structures, including anode arrays, reference electrodes, and control panels.

Large Water Circulating Pump Protection

Custom cathodic protection for diagonal flow and vertical pumps in power plants and desalination facilities.

Seawater Pipeline Protection

Dual-wall impressed current system for internal and external protection of marine pipelines.

Small-Bore Pipe Linear Anode

Flexible anode technology for protecting small-diameter metallic pipes with coating defects.

Underground Steel Pipe Protection

Galvanic and impressed current systems for buried pipelines, including test stations and isolation joints.

Condenser Protection

Impressed current cathodic protection for heat exchangers and condenser tubes in power and industrial plants.

Coating Defect Detection

Advanced methods for identifying and assessing coating damage on external pipelines.

Stray Current Mitigation

Comprehensive analysis and drainage solutions for stray current interference on pipelines and structures.

Marine Anti-Fouling Systems

Combination copper and chloride electrolysis devices to prevent biofouling in seawater systems.

Project Cases

Real-world applications of our cathodic protection and anti-fouling solutions.

Offshore Platform Protection

Comprehensive cathodic protection system for a North Sea jacket structure using aluminium alloy sacrificial anodes and remote monitoring.

Client: Major Oil & Gas Operator

Location: North Sea

Scope: 120-tonne anode installation

Desalination Plant Pipeline

Impressed current cathodic protection for 12km of seawater intake pipeline using MMO anodes and constant potential rectifiers.

Client: Water Authority

Location: Middle East

Scope: Design, supply, commissioning

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