China Jiangsu Hongbao Group Co., Ltd. Company News

The Challenge: Premature Failure Threatens Plant Viability   A major Multi-Effect Distillation (MED) plant in the Middle East, commissioned in the early 2000s, faced a critical operational crisis. Its original copper-nickel (Cu-Ni) alloy condenser tubes, designed for a 20-year service life, began succumbing to severe pitting and erosion-corrosion after just seven years. The high-temperature, high-salinity brine led to frequent tube leaks, causing costly unplanned shutdowns, reduced fresh water output, and soaring maintenance expenses. The plant operators were confronted with a difficult choice: undertake a massively expensive and disruptive full heat exchanger replacement every decade or find a permanent solution.   The Solution: A Strategic Retrofit with Jiangsu Hongbao Titanium Tubes   After a thorough technical and economic evaluation, the plant management selected Jiangsu Hongbao Group as the partner for a complete condenser tube retrofit. The decision to switch to seamless titanium tubes was driven by titanium's legendary resistance to chloride corrosion, biofouling, and erosion—exactly the challenges plaguing the plant.   Jiangsu Hongbao's engineering team worked closely with the plant to ensure a seamless transition:   Precision Manufacturing: We supplied Grade 2 seamless titanium tubes manufactured to exact ASTM standards, ensuring perfect dimensional compatibility for a drop-in replacement.   Technical Support: Our experts provided on-site guidance during the retrofit, ensuring proper tube installation and expansion to prevent mechanical damage.   Material Assurance: The consistent quality, purity, and fully annealed state of our tubes guaranteed optimal performance from day one.   The Results: 15+ Years of Uninterrupted, Cost-Effective Operation   The retrofit was completed during a planned maintenance window. The results, monitored over the following years, were transformative:   Elimination of Corrosion Failures: For over 15 years since the installation, the condenser section has experienced zero tube leaks related to corrosion. The titanium tubes show no signs of degradation, projecting a service life well beyond 30 years.   Dramatic Reduction in Lifetime Cost: The initial investment in titanium tubes was quickly offset. The plant eliminated the recurring cost of emergency repairs, production losses, and the need for a complete heat exchanger replacement after 10 years. The Return on Investment (ROI) was achieved in less than five years.   Enhanced Operational Efficiency: The superior surface characteristics of titanium tubes minimize scaling, helping to maintain peak heat transfer efficiency over longer periods between cleanings.   Extended Plant Lifecycle: The reliability of the core condensers has given the entire plant a new lease on life, confidently extending its operational horizon by an estimated 15 years.   Why Jiangsu Hongbao Group Makes the Difference   This case study is not an isolated incident. It underscores a fundamental truth in desalination: opting for the lowest initial cost often leads to the highest lifetime expense. Jiangsu Hongbao Group provides more than just titanium tubes; we provide long-term value and partnership.   Proven Expertise: We have a deep understanding of the metallurgical and operational demands of desalination.   Reliable Quality: Our stringent manufacturing controls ensure every tube delivers on titanium's promise of durability.   Life-Cycle Partnership: We partner with clients for the long haul, providing technical support that maximizes their investment.   This real-world example powerfully demonstrates that titanium condenser tubes are not an expense but a strategic investment in desalination plant reliability and profitability. By choosing Jiangsu Hongbao Group as your titanium supplier, you are choosing a partner committed to extending the life and enhancing the performance of your critical assets.

In the quest for fresh water, two dominant technologies prevail: Reverse Osmosis (RO) and Multi-Effect Distillation (MED). While both effectively desalinate seawater, their operational principles create distinct challenges, particularly for critical components like heat exchanger and piping tubing in high-salinity environments. Understanding these differences is key to selecting the right material, and for both technologies, titanium often emerges as the superior choice, albeit for different reasons.   Part 1: Titanium in RO Plants – High-Pressure and Biofouling Resistance RO plants function by forcing seawater through semi-permeable membranes at extremely high pressures. The primary tubing application is not typically for heat exchange but for high-pressure feed streams and associated piping systems.   Key Requirement: While corrosion from seawater is a concern, the dominant challenge is withstanding high pressure and resisting biofouling and pitting from chemicals used in cleaning.   Why Titanium? Titanium's exceptional strength-to-weight ratio and superb resistance to pitting and crevice corrosion make it ideal for high-pressure RO systems. It is virtually immune to the oxidizing biocides (like chlorine) often used to control biofouling, ensuring long-term integrity where stainless steels would fail. For RO, seamless titanium tubes from Jiangsu Hongbao Group offer reliability in the most demanding high-pressure and chemically treated feedwater lines.   Part 2: Titanium in MED Plants – Extreme Heat and Corrosion Combat MED plants rely on the principle of evaporating and condensing water multiple times at progressively lower pressures. The core of the system is the heat exchanger, where tubing is exposed to the most aggressive conditions.   Key Requirement: Tubing must withstand hot, high-velocity, aerated brine that is highly corrosive, especially in the first effect where temperatures are highest. Erosion-corrosion is a significant risk.   Why Titanium? Titanium provides near-perfect immunity to chloride-induced stress corrosion cracking, pitting, and erosion-corrosion, even at elevated temperatures up to 130°C. This makes it the undisputed material for MED condenser tubes and brine heaters, ensuring decades of trouble-free service.   Part 3: Jiangsu Hongbao Group – Your Single-Source Titanium Supplier for Both Technologies Whether your project involves the high-pressure demands of RO or the high-temperature, corrosive environment of MED, Jiangsu Hongbao Group provides tailored titanium tubing solutions.   Precision Engineering for RO: We supply high-strength, seamless titanium tubes with precise dimensional tolerances, perfect for critical RO piping and pump applications where leak-proof performance is paramount.   Optimal Performance for MED: Our tubes are manufactured for maximum heat transfer efficiency and corrosion resistance, directly extending the operational life and reducing the maintenance costs of MED plants.   Uncompromising Quality: From raw material selection to final inspection, our stringent quality control ensures every tube meets the highest international standards, providing peace of mind for your most critical desalination investments.   The choice between RO and MED depends on specific project economics and feedwater conditions. However, when it comes to ensuring longevity and reliability in high-salinity environments, the choice of material is clear: titanium. Jiangsu Hongbao Group stands ready to partner with you, offering the technical expertise and high-performance titanium tubing required to maximize the efficiency and lifespan of your desalination plant, regardless of the technology deployed.

As global water scarcity intensifies, seawater desalination has become a critical technology for solving freshwater shortages. Among various technologies, Multi-Effect Distillation (MED) is widely adopted for its efficiency and reliability in handling high-salinity brine. At the heart of the MED plant's heat exchange system, seamless titanium tubes have become the undisputed material of choice. Industry data indicates that over 90% of new MED plants select titanium tubes for their heat transfer components, a decision rooted in titanium's unparalleled performance advantages.   1. Conquering Harsh Environments: Titanium's Exceptional Corrosion Resistance MED plants operate in extreme corrosive environments characterized by high temperatures, high salinity, and high chloride ion concentration. Conventional metals like copper alloys or stainless steels struggle to withstand long-term exposure, leading to pitting, premature failure, shortened equipment lifespan, and soaring maintenance costs. Titanium, however, naturally forms a dense, stable oxide film that provides nearly perfect resistance to seawater and chlorides, fundamentally solving the problem of corrosion-induced equipment failure.   2. Life-Cycle Cost Advantage: Choosing Titanium is Choosing Efficiency While the initial investment in titanium is higher than other materials, its life-cycle cost is significantly lower. The exceptional service life of titanium tubes can easily exceed 30 years—several times that of traditional materials—drastically reducing replacement frequency, maintenance expenses, and costly downtime. Therefore, selecting high-quality seamless titanium tubes from Jiangsu Hongbao Group represents a strategic investment in long-term operational efficiency.   3. Jiangsu Hongbao Group: Your Reliable Partner for MED Plant Titanium Tubes As a leading manufacturer of titanium and titanium alloy tubes in China, Jiangsu Hongbao Group has a deep understanding of the stringent requirements MED processes place on tubing. Our seamless titanium tubes for seawater desalination offer the following core advantages: Superior Purity and Consistency: Advanced melting, piercing, and cold-pilgering processes ensure uniform chemical composition and stable mechanical properties, guaranteeing corrosion resistance from the source.   Precise Dimensions and Geometrical Tolerances: Precision cold-rolling technology ensures exact tube dimensions and uniform wall thickness, facilitating easy installation and optimizing heat transfer efficiency.   Strong Customization Capability: We can supply titanium tubes in various specifications (outer diameter, wall thickness, length) tailored to your specific MED plant design.   In an era that demands long-term, cost-effective, and highly reliable operation of desalination plants, choosing titanium tubes has become an industry consensus. With profound technical expertise and stringent quality control, Jiangsu Hongbao Group provides safe, reliable, and high-efficiency seamless titanium tube solutions for global MED projects, serving as your trusted partner.

In seawater desalination projects, systems are constantly exposed to high-chloride and saline environments that demand exceptional corrosion resistance from metallic components. Titanium tubes are virtually immune to seawater corrosion, making them an essential material in technologies like Multi-Stage Flash (MSF), Reverse Osmosis (RO), and Multi-Effect Distillation (MED). Key roles of titanium tubes in seawater desalination include:   1.Tube Material for Condensers and Heat Exchangers: Titanium tubes are used in heaters, condensers, and energy recovery systems to ensure corrosion-free operation.   2.Reliable Long-Term Operation: Their resistance to pitting, crevice corrosion, and chloride-induced degradation minimizes system failure and downtime.   3.Extended Service Life with Lower OPEX: Titanium tubes can last over 20 years, reducing the frequency and cost of maintenance and replacement.   4.High Thermal Efficiency: Thin walls and high mechanical strength enable excellent heat transfer performance, contributing to energy savings.   5.Adaptability to Harsh Marine Conditions: Titanium performs reliably in fluctuating seawater temperatures, salinity, and pH levels. As a result, titanium tubes are a critical component for ensuring the long-term, efficient, and safe operation of seawater desalination plants.

Power plant condensers operate continuously in hot, humid environments and often use seawater or recirculated cooling water, which contain high levels of salts and chlorides. Titanium tubes are widely preferred in such systems due to their exceptional corrosion resistance and thermal performance. Key advantages include:   1.Superior Seawater Corrosion Resistance: Titanium resists corrosion from seawater and chloride-containing media, avoiding pitting and stress corrosion cracking.   2.High Long-Term Stability: A naturally forming, stable oxide film protects titanium tubes, allowing them to operate for over 30 years—far longer than copper or stainless steel alternatives.   3.Reduced Maintenance Requirements: Minimal fouling and corrosion mean fewer cleaning cycles and less unplanned downtime.   4.Excellent Thermal Performance: Although titanium’s thermal conductivity is lower than copper’s, its thin walls and high strength provide efficient heat transfer in real-world applications.   5.Withstands High Temperature and Pressure: Titanium alloys perform reliably under high-pressure and high-temperature conditions, matching the demands of modern high-capacity power systems.   In summary, using titanium tubes in condenser systems not only extends service life but also enhances the reliability and cost-efficiency of power generation operations.

In nuclear power plants, the condenser plays a vital role in converting exhaust steam from the turbine back into water, ensuring efficient thermal cycle operation. The performance and durability of condenser tubes directly affect plant reliability, operational efficiency, and maintenance costs. While Cu-Ni (Copper-Nickel) alloys have been widely used for decades, titanium tubes are increasingly recognized as the superior choice for modern nuclear power plant condensers.   At Jiangsu Hongbao Group Co., Ltd., we manufacture high-quality titanium and titanium alloy tubes specifically designed for nuclear condenser applications. Complying with ASTM B338, ASTM B861, ASME SB338, and SB861 standards, our products are available in grades such as Gr2, Gr7, and Gr12, offering unmatched performance in aggressive marine and cooling water environments.   Why Titanium Outperforms Cu-Ni Alloys in Condensers:   Superior Corrosion Resistance – Titanium is virtually immune to corrosion in seawater and brackish water, even at high flow velocities, whereas Cu-Ni alloys may suffer from pitting or erosion-corrosion over time.   Longer Service Life – Titanium condenser tubes often last over 40 years without replacement, reducing downtime and lifecycle costs significantly.   Higher Strength-to-Weight Ratio – Titanium provides excellent mechanical strength with 45% less weight compared to Cu-Ni, allowing lighter and more compact designs.   Biofouling Resistance – Titanium resists marine biofouling naturally, reducing cleaning frequency and improving heat transfer efficiency.   Thermal Efficiency Stability – Unlike Cu-Ni, titanium maintains consistent thermal performance even after decades of operation.   We supply titanium condenser tubes with outer diameters ranging from 6mm to 270mm, wall thicknesses from 0.5mm to 22mm, and lengths up to 18 meters. Our advanced manufacturing capabilities—such as 2T vacuum consumable electrode furnaces, 1250T extrusion presses, and precision cold-rolling machines—ensure exceptional dimensional accuracy, surface finish, and weldability.   Backed by PED, DNV, and Lloyd’s Register certifications and with options for third-party inspection (SGS, TÜV, etc.), Jiangsu Hongbao guarantees product quality for the most demanding nuclear applications. Our titanium tubes are already in service in multiple nuclear power plants worldwide, providing stable, maintenance-free operation for decades.

Flue Gas Desulfurization (FGD) systems are a critical part of modern fossil fuel power plants, designed to remove sulfur dioxide (SO₂) from exhaust gases and reduce environmental pollution. One of the most important components in wet FGD systems is the spray pipe, which continuously delivers absorbent slurry to scrubbers. Due to the extremely corrosive environment created by acidic flue gas and slurry mixtures, titanium spray pipes have become the preferred choice for long-term reliability and cost efficiency.   At Jiangsu Hongbao Group Co., Ltd., we specialize in manufacturing titanium and titanium alloy pipes for FGD spray applications. Our products are engineered to meet the most demanding operational requirements, with superior resistance to acid corrosion, chloride attack, and abrasion from slurry particles. They are manufactured according to ASTM B338, ASTM B861, ASME SB338, and SB861 standards, with available grades including Gr2, Gr7, and Gr12, all proven to perform exceptionally in aggressive FGD environments.   Our titanium FGD spray pipes are available in outer diameters from 6mm to 270mm, wall thickness from 0.5mm to 22mm, and lengths up to 18 meters. We utilize advanced production equipment including 2T vacuum consumable electrode furnaces, 1250T extrusion presses, vacuum annealing furnaces, and automatic hydraulic pressure testing systems to ensure precise dimensions, excellent mechanical properties, and smooth internal surfaces for optimal flow performance.   Compared with traditional stainless steel, titanium spray pipes offer significantly longer service life, reduced maintenance requirements, and better resistance to scaling, ensuring uninterrupted operation and lower lifecycle costs for power plants. Many of our titanium spray pipes are already installed in coal-fired and oil-fired power plants worldwide, operating reliably under continuous high-load conditions.   With certifications from PED, DNV, and Lloyd’s Register, and the option for third-party inspections (SGS, TÜV, etc.), we guarantee quality and performance that meet international standards. Our engineering team also offers customization services, including pipe bending, flange integration, and pre-welding, to simplify installation at the plant site.

In thermal power plants, the condenser plays a crucial role in maintaining turbine performance. Its efficiency directly affects turbine backpressure, power output, and fuel consumption. Titanium tubes, with their excellent properties, are increasingly used to enhance the overall performance of these systems. Improved Heat Transfer Efficiency: Titanium tubes are thin-walled and high-strength. Although titanium has a lower thermal conductivity than copper, its structural advantages result in superior overall heat exchange efficiency, helping reduce turbine backpressure. Long-Term Clean Surface: Titanium resists scaling and fouling, maintaining consistent heat transfer performance over time and avoiding degradation due to deposit buildup. Reduced Downtime and Higher Availability: Titanium’s exceptional resistance to seawater corrosion and stress corrosion cracking leads to longer equipment life and fewer unscheduled shutdowns. Lower Maintenance and Operating Costs: With a lifespan of over 30 years, titanium tubes outperform copper and stainless steel alternatives, reducing replacement frequency and maintenance expenses. Enhanced System Safety and Stability: Titanium performs well with various cooling water types, including seawater and brackish water, ensuring stable operation and preventing corrosion-related leaks or failures. In summary, titanium tubes enhance power plant efficiency by improving heat transfer, reducing maintenance, extending service life, and increasing operational reliability.

In sulfuric acid production, heat exchangers are continuously exposed to high-temperature, high-concentration corrosive environments. Traditional materials like stainless steel and copper alloys often suffer rapid corrosion, leading to shortened service life and frequent maintenance shutdowns. In contrast, titanium—especially Grade 2 and Grade 12 tubes manufactured to ASTM B338 standard—has become the preferred material in many acid plants due to its exceptional corrosion resistance.   Titanium forms a dense and stable oxide film on its surface, which protects it against uniform corrosion, pitting, and stress corrosion cracking—even under harsh sulfuric acid conditions. These tubes can reliably operate for more than a decade, significantly reducing replacement frequency and maintenance costs, while enhancing overall operational stability and plant safety.   From the perspectives of long-term efficiency, maintenance reduction, and reliability, titanium heat exchanger tubes offer unparalleled advantages in the sulfuric acid processing industry.

In sulfuric acid processing, equipment reliability and material durability are essential to maintaining consistent plant operation. One of the most frequent causes of unplanned downtime is corrosion failure in heat exchangers, where traditional materials like stainless steel and copper alloys often degrade rapidly under harsh acidic conditions. Titanium heat exchanger tubes, particularly those manufactured to ASTM B338 standards, have proven to be a highly effective solution for extending operational life and reducing maintenance interruptions.   Titanium Grade 2 and Grade 12 are commonly used in sulfuric acid applications due to their outstanding resistance to corrosion, even at elevated temperatures and concentrations. Unlike steel, titanium forms a stable, protective oxide film on its surface, which significantly reduces the risk of uniform corrosion, pitting, and stress corrosion cracking. This property makes titanium tubing ideal for heat exchangers in acid plants where performance reliability is critical.   Jiangsu Hongbao Group produces a wide range of titanium heat exchanger tubes with outer diameters from 6mm to 60mm, wall thickness from 0.5mm to 2.5mm, and lengths up to 18 meters. Our tubes are used in horizontal and vertical shell-and-tube heat exchangers across chemical facilities processing sulfuric acid and related by-products. We ensure consistent quality through advanced manufacturing processes, including vacuum annealing, precision rolling, and hydraulic pressure testing.   Field experience shows that titanium heat exchanger tubes can operate for over a decade with minimal degradation in sulfuric acid conditions, significantly reducing the need for replacement or repair. This directly translates into fewer plant shutdowns, lower maintenance costs, and increased productivity.   Using titanium is not just about extending tube life—it's about improving the overall reliability and safety of acid processing systems. By minimizing the risks associated with material failure, titanium helps operators maintain stable production and meet demanding process requirements.