Titanium Perforated Tubes

Our Titanium Perforated Tubes (also known as perforated titanium filter tubes, titanium perforated pipes, titanium perforated screening tubes) are high-performance industrial tubular components, precision perforated from high-quality seamless/welded titanium tubing via advanced CNC punching, laser drilling and mechanical drilling processes. They fully inherit titanium's inherent core advantages: exceptional corrosion resistance, ultra-high strength-to-weight ratio, excellent biocompatibility and wide temperature adaptability, making them the ideal choice for harsh working conditions where stainless steel, carbon steel and plastic perforated tubes fail quickly.

Widely used in seawater desalination, chemical processing, marine engineering, offshore oil & gas, pharmaceutical & biotechnology, food & beverage, power generation, automotive exhaust and environmental protection industries, our titanium perforated tubes are fully compliant with international industrial standards, perfectly compatible with your filtration systems, piping networks and equipment.

1.Precision Perforation Technology with Zero Defect Hole Quality : 

Adopt 5-axis CNC punching, high-precision laser drilling and mechanical drilling technology, with full digital control of hole position, aperture and opening rate. Aperture tolerance can be controlled within ±0.02mm, hole position accuracy within ±0.05mm, no taper, burr or deformation around the holes. We provide full inner and outer wall deburring treatment, with smooth hole edges, no sharp corners, avoiding damage to filter media, blockage of fluid channels, or scratch injury during installation.

2.Customizable Hole Pattern & Opening Rate for Full Scenario Adaptation :

We support fully customizable hole design to match your exact application requirements :

- Hole Type : Round hole (standard), square hole, slotted hole, hexagonal hole, cross hole and custom special-shaped holes

- Hole Arrangement : Staggered (triangular) arrangement (optimal flow uniformity, highest structural strength), inline (square) arrangement, custom special layout

- Aperture Range : 0.1mm (micro-hole) ~ 50mm, with ultra-fine laser drilling for micro-filtration applications

- Opening Rate : 0.5% ~ 60% customizable, with professional structural strength verification to ensure the tube maintains sufficient mechanical strength under your working pressure while meeting flow requirements.

3.Industry-Leading Corrosion Resistance : 

Unparalleled corrosion resistance in the harshest environments: excellent resistance to pitting, crevice corrosion and intergranular corrosion in seawater, high chloride ion brine, strong oxidizing acids (nitric acid, chromic acid), alkalis, organic acids and sour crude oil media. Standard Grade 2 titanium perforated tubes outperform 316L stainless steel in 90% of corrosive conditions; Grade 7 titanium tubes with palladium addition provide exceptional corrosion resistance in extreme reducing acid (hydrochloric acid, sulfuric acid) and high-temperature brine environments, suitable for the most demanding chemical and offshore oil & gas applications.

4.High Strength & Lightweight Design : 

Titanium has a density of only 60% of steel, but with comparable mechanical strength to high-strength low-alloy steel. Our perforated tubes maintain excellent structural integrity and pressure resistance even with high opening rates, with 40% weight reduction compared to stainless steel perforated tubes. This reduces equipment load, simplifies on-site installation, lowers transportation and construction costs, and is ideal for offshore platforms, marine equipment and weight-sensitive aerospace applications.

5.Wide Temperature & Pressure Adaptability : 

Maintain excellent mechanical properties, corrosion resistance and structural stability in an ultra-wide working temperature range from -269℃ (cryogenic environment) to 450℃. No brittleness at ultra-low temperatures, no strength degradation at high temperatures, with working pressure up to 25MPa for thick-wall seamless perforated tubes, fully adapting to extreme working conditions of cryogenic engineering, high-temperature chemical processing and high-pressure oil & gas sand control.

6.Food & Pharmaceutical Grade Sanitary Compliance : 

Non-toxic, non-precipitating harmful substances, excellent biocompatibility, fully compliant with FDA and GMP sanitary standards. Optional electrolytic polishing treatment with surface roughness up to Ra≤0.2μm, smooth inner and outer walls, no dead corners, no medium residue and bacterial growth, ideal for pharmaceutical filtration, food & beverage processing, biotechnology and pure water treatment sanitary applications.

7.Excellent Weldability & Secondary Processability ：

The base metal has excellent weldability, supporting on-site secondary welding, bending, flanging, end cap welding, flange connection and other machining. We can also provide prefabricated secondary processing services according to your drawings, including tube assembly, filter element fabrication, end preparation, and connection fitting welding, reducing your on-site processing workload and improving installation efficiency.

8.Superior Batch-to-Batch Consistency ：

Fully automated production line with real-time parameter monitoring and full digital traceability for the entire manufacturing process. Every batch of products undergoes 100% dimensional, aperture and opening rate inspection, ensuring that the chemical composition, hole quality and mechanical properties of each batch are highly consistent, avoiding performance fluctuations in mass production and long-term equipment operation.

We implement a full-process traceable quality management system, every single perforated tube undergoes strict inspection from raw material incoming to finished product delivery :

- Raw Material Incoming Inspection : Titanium tubing raw materials comply with ASTM B338/B861 standards, full-spectrum chemical composition analysis, mechanical property testing, ultrasonic flaw detection, 100% traceable from melt batch to finished product.

- Precision Perforation Processing :

- For standard aperture (≥0.5mm): CNC high-speed punching machine, closed mold punching, no burr, high efficiency, consistent hole quality.

- For micro-aperture (0.1mm-0.5mm) and special-shaped holes: 5-axis fiber laser drilling, non-contact processing, no deformation, ultra-high precision, suitable for complex hole patterns and micro-filtration applications.

- For large aperture and thick-wall tubes: CNC mechanical drilling, high hole roundness, no taper, excellent hole wall smoothness.

- Full Deburring & Surface Finishing : Multi-stage mechanical and chemical deburring treatment for inner and outer walls, 100% removal of burrs and sharp edges around holes, no residual debris. Standard pickling and passivation to form a dense titanium oxide passive film, maximize corrosion resistance; optional polishing for sanitary applications.

- Stress Relief Annealing : Optional full vacuum annealing treatment to eliminate internal stress generated during perforation and processing, restore the corrosion resistance and toughness of titanium material, avoid deformation during welding and installation, ensure long-term structural stability.

- Secondary Fabrication : CNC machining of end bevels, flanges, end caps, bending, welding and other prefabrication services according to customer drawings, with full welding quality inspection.

- 100% Non-Destructive & Performance Testing :

- Full dimensional inspection: Outer diameter, wall thickness, length, aperture, hole position, opening rate via 2D image measuring instrument and coordinate measuring machine (CMM)

- 100% penetrant testing (PT) for surface defects, ultrasonic testing (UT) for base material defects

- Hydrostatic pressure test (1.5 times working pressure, no leakage) for high-pressure grade products

- Opening rate and flow uniformity verification for fluid distribution products

- Cleaning & Traceable Packaging : Ultrasonic cleaning with pure water, oil-free and dust-free treatment for sanitary grade products; each tube is individually packaged, marked with product specifications, material grade, batch number and heat number, with full digital traceability for the entire production process.

- Filtration Grade Titanium Perforated Tubes : Smooth deburred holes, uniform opening rate, high roundness, support for micro-aperture, inner/outer wall polishing, Core support for filter elements, liquid/solid and gas/solid separation, chemical filtration, pharmaceutical sterile filtration, water treatment, oil & gas well sand control screens
- Fluid Distribution Grade Titanium Perforated Tubes : Optimized hole layout, uniform flow distribution, high structural strength, wide opening rate range, Seawater desalination brine distribution, ion exchange resin bed water distributors, chemical reactor liquid distributors, cooling tower spray pipes, industrial washing equipment
- Noise Reduction Grade Titanium Perforated Tubes : High opening rate, staggered hole arrangement, uniform aperture, smooth hole edges, Automotive & marine engine exhaust mufflers, industrial noise reduction silencers, ventilation system sound attenuation, acoustic engineering
- Sanitary Grade Titanium Perforated Tubes : Electrolytic polished surface (Ra≤0.4μm), zero burrs, no dead corners, FDA/GMP compliant, Pharmaceutical filtration, food & beverage processing, beer/wine filtration, biotechnology, ultra-pure water systems, dairy processing
- High-Pressure Grade Titanium Perforated Tubes : Thick-wall seamless base tube, optimized low opening rate, reinforced structure design, 100% pressure test, Offshore oil & gas downhole sand control screens, high-pressure chemical reactor internals, high-pressure hydraulic system filter elements, deep well water treatment
-Catalyst Support Grade Titanium Perforated Tubes : High opening rate, uniform hole distribution, high temperature resistance, excellent corrosion resistance, Chemical reactor catalyst support baskets, fixed bed reactor internals, catalytic oxidation equipment, petrochemical processing units

Q: What are Titanium Perforated Tubes used for? What are the most common applications?

A: Titanium Perforated Tubes are multi-functional industrial components with two core functions: structural support and fluid control. The most common applications include:

- Filtration & Separation : Core support skeleton for filter elements, liquid/solid and gas/solid separation in chemical, pharmaceutical, water treatment and oil & gas industries.

- Fluid Distribution : Brine distributors for seawater desalination, water distributors for ion exchange beds, liquid distributors for chemical reactors, spray pipes for cooling towers.

- Noise Reduction : Exhaust mufflers for automotive and marine engines, industrial silencers for ventilation systems.

-Sand Control : Downhole sand control screens for offshore oil & gas wells, water well sand filtration.

- Catalyst Support : Catalyst support baskets for chemical reactors, fixed bed reactor internals.

- Sanitary Applications : Filtration for food & beverage, pharmaceutical and biotechnology industries.We can provide professional design recommendations based on your specific application scenario.

Q: What's the difference between staggered (triangular) and inline (square) hole arrangement? How do I choose?

A: The core difference lies in flow uniformity, structural strength and hole density:

- Staggered (Triangular) Arrangement : Holes are offset in adjacent rows, which is the most widely used standard arrangement. It provides more uniform fluid distribution, higher hole density for the same pitch, and better structural strength, making it ideal for filtration, fluid distribution, noise reduction and most general applications.

- Inline (Square) Arrangement : Holes are aligned in straight rows and columns, with a more regular hole layout. It is easier to clean and maintain, suitable for applications where the fluid contains large particles that may cause blockage, or for structural applications requiring linear alignment.We can optimize the hole arrangement based on your fluid properties, flow rate and application requirements.

Q: What aperture and opening rate should I choose for my application?

A: The aperture and opening rate are determined by your specific application:

- Aperture Selection :

 - Micro-filtration / fine filtration: 0.1mm ~ 1mm aperture

 - General industrial filtration / fluid distribution: 1mm ~ 10mm aperture

 - Sand control / coarse filtration / noise reduction: 10mm ~ 50mm aperture

 - The aperture should be matched to the filter media (if used): typically 1/3 ~ 1/2 of the filter media's pore size for optimal support.

- Opening Rate Selection :

 - Low opening rate (0.5% ~ 10%): For high-pressure applications, thick-wall tubes, where structural strength is the priority.

 - Medium opening rate (10% ~ 30%): The most versatile range, suitable for most filtration, fluid distribution and general industrial applications, balancing strength and flow.

 - High opening rate (30% ~ 60%): For noise reduction, low-pressure high-flow applications, where maximum flow and minimal pressure loss are required.Our engineering team can provide professional calculation and design services to optimize aperture and opening rate for your working conditions.

Q: What grade of titanium should I choose for my perforated tubes?

A: The grade selection depends on your working environment:

- Grade 2 Titanium : The most popular and cost-effective choice for 90% of applications, with excellent weldability, corrosion resistance in seawater and oxidizing acids, and balanced mechanical properties. It is ideal for seawater desalination, water treatment, general chemical filtration, marine engineering and food & beverage applications.

- Grade 7 Titanium : The premium choice for highly corrosive environments, especially reducing acids (hydrochloric acid, sulfuric acid) and high-temperature brine, with exceptional crevice corrosion resistance far exceeding Grade 2. It is the best choice for chemical processing, sour oil & gas and flue gas desulfurization applications.

- Grade 5 (Ti-6Al-4V) Titanium : High-strength alloy for high-pressure, high-temperature applications, such as aerospace, high-pressure downhole sand control screens and high-temperature reactor internals.

- Grade 1 Titanium : Highest purity, maximum ductility, for thin-wall sanitary applications and deep drawing forming.We can recommend the optimal grade based on your working medium, temperature, pressure and corrosion environment.

Q: What's the difference between seamless and welded base tubing for perforated tubes? How do I choose?

A: The core difference lies in pressure bearing capacity, cost and size range:

- Seamless Titanium Perforated Tubes : Cut from seamless titanium tubing, no longitudinal weld seam, higher pressure bearing capacity, better fatigue resistance, wider wall thickness range. It is the preferred choice for high-pressure, high-temperature, high-vibration harsh working conditions, such as downhole sand control screens, high-pressure reactor internals and high-pressure hydraulic filter elements.

- Welded Titanium Perforated Tubes : Cut from high-quality longitudinally welded titanium tubing, with more uniform wall thickness, larger diameter range, lower cost and shorter lead time. It is suitable for medium and low pressure applications, such as filtration, fluid distribution, noise reduction, seawater desalination and general industrial applications.Both types are 100% inspected to ensure compliance with relevant standards, and we can recommend the most suitable type based on your working pressure and application.

Q: Can you provide custom perforated tubes according to our drawings? What information do we need to provide?

A: Yes, we have a professional engineering team to provide full customized services. To ensure customization accuracy, you only need to provide:

- Detailed engineering drawings (including outer diameter, wall thickness, length, aperture, hole shape, hole arrangement, pitch, opening rate, dimensional tolerance)

- Material grade and standard requirements

- Working conditions (medium, working temperature, working pressure, application scenario)

- Surface treatment and secondary fabrication requirementsWe can also provide design optimization suggestions, including CFD flow simulation and structural strength verification, to improve product performance and reduce costs while ensuring safety.

Q: How do you ensure the hole quality of the perforated tubes? Do you remove burrs?

A: Hole quality is the core performance index of perforated tubes, and we implement full-process control:

- We use advanced CNC punching, laser drilling and mechanical drilling equipment, with real-time parameter monitoring, to ensure precise aperture, hole position and roundness, no taper or deformation.

- Full deburring treatment is standard for all our perforated tubes : We use multi-stage mechanical deburring, chemical deburring and electrolytic deburring processes to remove 100% of burrs and sharp edges from the inner and outer walls, with smooth hole edges. This avoids damage to filter media, fluid blockage, and scratch injury during installation, which is critical for filtration and sanitary applications.

- Every batch of products undergoes 100% hole quality inspection via 2D image measuring instrument, with full inspection of aperture, hole position, burrs and opening rate.

Q: What is your minimum order quantity (MOQ) for titanium perforated tubes?

A: For standard in-stock specifications (Grade 2, common sizes, standard hole pattern), we support a low MOQ of 1 piece for sample testing and small batch procurement. For custom non-standard products, the MOQ is flexible, we can accept small batch customization according to your specific requirements, please contact our sales team for a detailed quotation.

Q: Can you provide samples before placing a bulk order?

A: Yes, we provide standard sample pieces for material and hole quality verification, you only need to pay the sample cost and international shipping fee. For custom non-standard samples, we can provide them at a favorable sample price, with a sample lead time of 3-7 working days.

Q: What is the maximum working pressure and temperature of your titanium perforated tubes?

A: Our titanium perforated tubes have excellent performance in a wide temperature and pressure range:

- Working temperature: From -269℃ (ultra-low temperature cryogenic environment) to 450℃ (high temperature working conditions)

- Working pressure: Up to 25MPa (3625PSI) for seamless thick-wall perforated tubes, with custom high-pressure grade available up to 40MPa with structural optimizationThe specific allowable working pressure depends on the material grade, outer diameter, wall thickness, opening rate and working temperature. Our engineering team can provide professional pressure calculation and structural verification according to your working conditions, in compliance with ASME B31.3 process piping code.

Q: Are your titanium perforated tubes resistant to seawater corrosion?

A: Yes, absolutely. Titanium has unparalleled corrosion resistance in seawater and high chloride ion environments, far exceeding 316L and duplex stainless steel. Our standard Grade 2 titanium perforated tubes can be used in seawater for a long time without pitting, crevice corrosion or corrosion fatigue, even in high-temperature seawater and high-flow rate conditions. They are the ideal choice for seawater desalination, marine engineering, offshore platforms, coastal power plant circulating water systems and shipboard equipment.

Q: Do you provide a warranty for your titanium perforated tubes?

A: Yes, we provide a 12-month quality warranty from the date of delivery, covering any material or manufacturing defects under normal use. Our titanium perforated tubes have a service life 3-5 times longer than stainless steel alternatives in most working conditions, and we provide full technical support for design, installation and application throughout the product lifecycle.

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