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PSX | Baoji Pengshengxin Non-Ferrous Metal Co., Ltd.Published by PSX Titanium Manufacturer | For Procurement Managers in Petrochemical, Offshore, OEM & Global Distribution
High Grade Gr4 Titanium Sheet — ASTM B265 Certified Industrial Plate from PSX
For industrial procurement managers, selecting the right titanium grade directly determines equipment service life and total operational costs. Gr4 Titanium Sheet is the highest-strength commercially pure titanium grade, balancing ultra-high mechanical load capacity and full-spectrum corrosion resistance. Unlike Gr1 and Gr2 titanium, Gr4 handles high pressure and harsh corrosive media simultaneously, making it ideal for demanding industrial scenarios. This article breaks down the top 7 core industrial applications of Gr4 titanium sheet, helping you make accurate material selection for chemical, offshore, energy and OEM manufacturing projects. We are PSX, a professional supplier of Titanium Material with full ASTM B265 certification and flexible custom processing.
Industrial high-purity Gr4 titanium sheet (Grade 4 / UNS R50700 / DIN 3.7065, domestic TA4 grade) is the strongest pure titanium material in the commercial pure titanium series. PSX produces this plate strictly complying with ASTM B265 standards, adopting vacuum melting, precision hot rolling and cold rolling production processes. We strictly control interstitial elements including oxygen, iron and hydrogen to eliminate hydrogen embrittlement risk and guarantee consistent batch-to-batch performance.
Selection Tip: Choose Gr2 titanium sheet for moderate-load corrosive environments to control costs; prioritize Gr4 Titanium Sheet for high-stress, pressurized and heavy-load industrial components.
Chemical plants face dual challenges of strong acid/alkali corrosion and high operating pressure. Gr4 titanium sheet serves as reactor linings, heat exchanger plates, distillation column inner plates, acid-alkali transport pipe liners and electrolysis cell plates. Its high tensile strength prevents plate deformation under high pressure, while the dense passivation film resists corrosion from chloride and organic acid media. Compared with stainless steel, Gr4 titanium extends equipment service life by 5–8 times and reduces annual maintenance downtime drastically.
Coastal and subsea projects require materials to withstand long-term seawater erosion and high water pressure. Gr4 titanium sheet is widely used in seawater desalination equipment, seawater coolers, subsea valve bodies, marine sampling devices and offshore structural components. It effectively resists chloride-induced pitting corrosion, which quickly destroys carbon steel and ordinary stainless steel. Our finished plates can be further processed into finished parts via Titanium CNC Machining to meet strict dimensional requirements for marine engineering.
High-pressure pressure vessels, geothermal well equipment and oil & gas pipeline components need both high structural strength and anti-corrosion performance in corrosive crude oil and natural gas environments. Gr4 titanium sheet is the preferred lining material for high-pressure corrosion-resistant vessels. Its high yield strength prevents plate cracking under long-term pressurized conditions, and ultra-low hydrogen content avoids hydrogen embrittlement risk in oilfield hydrogen-containing media. We also supply matched Titanium Flange for pressure vessel piping connections to form a complete anti-corrosion material solution.
Flue gas desulfurization & denitrification systems, electroplating production lines, waste liquid treatment tanks and hydrometallurgy extraction tanks operate in persistent acidic and corrosive fume environments. Gr4 titanium sheet does not rust or degrade under continuous exposure to acidic waste liquid and sulfur-containing flue gas. It effectively reduces equipment replacement frequency for environmental protection factories and hydrometallurgy OEM manufacturers.
For mechanical manufacturing factories and OEM component producers, Gr4 titanium sheet is used to produce high-load anti-corrosion tooling, fixture blanks and stamped structural parts. High mechanical strength guarantees long service life for tooling under repeated stamping and clamping loads, while corrosion resistance avoids rust damage in humid workshop environments. We can cut raw sheets into irregular blanks and small discs strictly according to customer drawings.
Corrosion-resistant laboratory reaction equipment and electroplating anode substrates require stable material performance in acidic electrolyte environments. Gr4 titanium sheet forms a stable oxide layer under electrolysis conditions, ensuring long-term stable current conduction without substrate corrosion. Important Reminder: This industrial-grade Gr4 titanium sheet follows ASTM B265; medical implant-grade titanium must comply with ASTM F67 with separate high-purity cleanroom production, and cannot be interchanged with industrial grades.
New energy equipment pursues lightweight design while maintaining structural safety. With a density only 60% of steel, Gr4 titanium sheet allows thinner plate thickness under equivalent load conditions, greatly reducing overall component weight. It is widely used in lightweight corrosion-resistant structural frames for geothermal and new energy power generation equipment. We also provide supporting Titanium Forging parts for integrated structural assembly.
Global industrial manufacturing is shifting toward lightweight, long-lifespan and low life-cycle cost design. The application boundary of Gr4 titanium sheet keeps expanding from traditional chemical and marine industries to new energy and high-end machinery sectors. At present, mainstream titanium material manufacturers are continuously optimizing rolling processes to control interstitial impurity content more precisely, improving the batch stability of Gr4 titanium sheet’s tensile strength, which is critical for pressure vessel and subsea engineering applications. Meanwhile, integrated pre-processing services (cutting, blanking, surface finishing) have become mainstream procurement demands. Buyers prefer suppliers who can deliver prefabricated blanks directly to shorten their own production cycles. PSX has upgraded our cold rolling and cutting production lines to keep up with this trend, providing one-stop finished blank supply for global OEM manufacturers and engineering contractors.
When purchasing Gr4 titanium sheet for the above seven industrial applications, European and American procurement managers focus on five core requirements to avoid project quality risks. First, strict compliance with ASTM B265 international standards with complete MTC material test certificates and full chemical & mechanical test data to pass third-party project audits. Second, consistent mechanical strength across batches; unstable tensile strength will cause structural failure for pressure-bearing components. Third, strict impurity control, especially low hydrogen content, to eliminate hydrogen embrittlement risk for long-running pressure vessels. Fourth, full batch inspection including optional ultrasonic non-destructive testing to rule out internal plate defects. Fifth, flexible custom processing including surface treatment and drawing-based blanking to reduce secondary machining costs. PSX fully meets all five requirements with standardized production, full batch testing, English export certification and flexible fabrication, making us a stable long-term supplier for global industrial buyers.
Current R&D on Gr4 pure titanium sheet mainly focuses on expanding its application in high-end extreme working conditions. New precision rolling technology reduces surface micro-cracks, which are the starting point of pitting corrosion, further improving corrosion resistance in chloride-rich marine environments. Advanced surface passivation treatment stabilizes the oxide film, extending service life by nearly 30% in coastal atmospheric conditions. In addition, digital ultrasonic flaw detection is widely adopted to inspect internal plate defects before shipment, eliminating hidden safety hazards for pressure vessel manufacturing. PSX’s technical team includes more than 10 professional engineers and over 8 PhD-level technical specialists. We continuously optimize hot and cold rolling parameters to stabilize Gr4’s high tensile strength and minimize impurity fluctuations. We also develop custom Titanium Shaped Parts to match the complete application chain of Gr4 titanium sheet raw material.
ASTM B265 is the core international standard governing Gr4 titanium sheet for all seven industrial applications. This standard strictly defines chemical composition limits, tensile/yield mechanical indicators, impurity control thresholds, surface quality and batch inspection procedures, ensuring material stability under high pressure and corrosive conditions. All PSX Gr4 titanium sheets are fully produced and tested following ASTM B265. If buyers need medical-grade titanium materials, the material must follow ASTM F67 with extra high-purity control and cleanroom production, fully separated from our industrial-grade production line. Before bulk orders, procurement managers should confirm these technical clauses to match application requirements: material grade & standard, impurity limits, mechanical testing scope, surface finish, ultrasonic flaw detection options, and complete MTC documentation for project acceptance.
Founded in 2008, PSX (Baoji Pengshengxin Non-Ferrous Metal Co., Ltd.) is located in Baoji High-Tech Development Zone, known globally as China’s Titanium Valley. Our factory covers more than 5,000 square meters, equipped with complete vacuum melting furnaces, hot rolling mills, cold rolling lines, CNC cutting machines, shearing equipment and precision testing instruments. We achieve full closed-loop production from Titanium Ingot raw material to finished Gr4 titanium sheet and custom blanks, ensuring consistent material quality to meet the strict requirements of chemical, offshore and pressure vessel applications.
PSX Production Workshop
PSX Manufacturing Equipment
Our technical team includes more than 10 professional material engineers and over 8 PhD-level technical specialists, focusing on titanium process optimization, impurity control and precision forming to match the material requirements of seven major application scenarios. We hold ISO9001 and GJB9001C-2017 quality system certifications, with strict full-batch quality control covering spectral analysis, tensile testing and non-destructive inspection to eliminate quality defects before delivery.
PSX Honor Certificate
A1: Gr2 is suitable for low-to-medium load corrosive environments with cost control priority. Choose Gr4 titanium sheet if your project involves pressure vessels, subsea components, high-stress chemical reactors and heavy-load tooling where high structural strength is non-negotiable.
A2: No. Our Gr4 titanium sheet is industrial grade complying with ASTM B265, only for the seven industrial applications listed above. Medical implant-grade Gr4 titanium must follow ASTM F67 with strict high-purity control and cleanroom production; industrial grade cannot be used interchangeably.
A3: No. With argon gas shielding during welding, the weld zone will form a complete passive oxide film. Corrosion resistance and mechanical strength remain consistent with the base plate, so weld joints will not become weak points in high-pressure and marine environments.
A4: Yes. We offer full cutting, slitting, blanking and forming services strictly according to engineering drawings, producing small discs, irregular blanks and prefabricated structural parts to reduce on-site processing work for OEM manufacturers across all seven application fields.
A5: Absolutely. We provide small sample cutting and global shipping for pre-production testing. Every bulk shipment comes with original English MTC certificates, and we fully support SGS third-party re-inspection to meet bidding and project acceptance requirements.
PSX provides a full-series titanium product portfolio to support integrated material procurement for all seven Gr4 titanium sheet application scenarios. Check our product pages below:
Gr4 titanium sheet covers seven major industrial application fields: petrochemical equipment, offshore engineering, pressure vessels & oil & gas facilities, environmental protection systems, mechanical tooling, laboratory & electroplating equipment, and new energy lightweight structures. Its unique combination of the highest strength among commercially pure titanium grades and broad-spectrum corrosion resistance solves material failure problems caused by high pressure and corrosive media. If your procurement project falls into any of these seven scenarios, PSX high-grade Gr4 titanium sheet is your most reliable long-term material choice.
As an ISO9001 & GJB9001C certified titanium manufacturer with more than 15 years of export experience, PSX delivers consistent material quality, complete certification documents, flexible custom processing and on-time delivery for global procurement managers, OEM manufacturers and distributors. Send us your engineering drawing and working condition parameters today, and our technical team will provide professional grade selection and competitive CIF/FOB quotation.
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