Description
Superior ASTM B348 Ti6246 Bar – High-Temp Titanium Alloy
📌 Product Overview
The ASTM B348 Ti6246 Bar (also known as Ti-6Al-2Sn-4Zr-6Mo Bar) is a high-performance titanium alloy bar designed for applications demanding exceptional strength, corrosion resistance, and heat resistance. This aerospace grade titanium bar offers outstanding tensile strength, high fatigue resistance, and stability at elevated temperatures up to 530 °C, making it suitable for aerospace engines, marine hardware, oil & gas equipment, and high-temperature industrial applications.
As per the ASTM B348 standard, each Ti6246 Titanium Bar undergoes stringent manufacturing processes and rigorous quality testing to ensure it meets the mechanical and chemical property requirements demanded by critical industries.
🔬 Chemical Composition
The Ti-6Al-2Sn-4Zr-6Mo alloy contains:
| Element | Content (%) |
|---|---|
| Titanium (Ti) | Balance |
| Aluminum (Al) | 5.5 – 6.5 |
| Tin (Sn) | 1.75 – 2.25 |
| Zirconium (Zr) | 3.5 – 4.5 |
| Molybdenum (Mo) | 5.5 – 6.5 |
| Other Elements | ≤ 0.4 (each), ≤ 0.1 (total impurities) |
Key role of each element:
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Aluminum (Al) – Strengthens the alpha phase, enhancing tensile properties.
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Tin (Sn) – Improves creep resistance at elevated temperatures.
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Zirconium (Zr) – Enhances corrosion resistance and structural stability.
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Molybdenum (Mo) – Strengthens the beta phase, improving hardenability and high-temperature performance.
⚙ Mechanical Properties
| Property | Typical Value | Condition |
|---|---|---|
| Tensile Strength | 1100 – 1240 MPa | Heat Treated |
| Yield Strength (0.2% Offset) | 1100 – 1200 MPa | Heat Treated |
| Elongation | 13 – 16% | Heat Treated |
| Reduction of Area | 35 – 40% | Heat Treated |
| Hardness | 38 – 44 HRC | Heat Treated |
| Density | 4.62 g/cm³ | — |
| Operating Temperature | Up to 530 °C | — |
These properties make the ASTM B348 Ti6246 Titanium Bar an ideal choice for heavy-duty and high-heat applications.
🏭 Manufacturing Process
Our Ti6246 Titanium Bars are produced through a series of controlled manufacturing steps to ensure consistency and reliability:
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Raw Material Selection – Premium titanium sponge and alloying elements.
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Melting – Vacuum arc remelting (VAR) or electron beam melting to ensure high purity.
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Forging – Precision forging to refine the grain structure.
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Heat Treatment – Solution treatment and aging for optimal mechanical properties.
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Machining – CNC machining for accurate dimensions and smooth surface finish.
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Testing – Mechanical, chemical, and non-destructive testing to meet ASTM B348.
🌊 Corrosion Resistance
The Ti6246 Alloy Bar offers outstanding corrosion resistance, making it highly suitable for:
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Marine Environments – Resistance to seawater and marine atmospheres.
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Oil & Gas Industry – Protection against sour service conditions and H₂S-induced cracking.
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Chemical Processing – Resistant to chloride stress corrosion cracking and oxidizing acids.
Its corrosion performance is enhanced by the alloy’s molybdenum and zirconium content, ensuring long service life in aggressive environments.
🚀 Applications
ASTM B348 Ti6246 Bars are widely used in:
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Aerospace ✈ – Turbine engine components, compressor discs, structural fasteners.
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Marine 🚢 – Offshore platforms, risers, propeller shafts.
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Oil & Gas ⛽ – Drill tool shafts, subsea hardware, wellhead components.
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Automotive & Racing 🏎 – High-performance engine parts, connecting rods.
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Industrial Equipment ⚙ – Heat exchangers, pressure vessels, high-temperature piping.
📜 Standards Compliance
Our Ti6246 Titanium Bars meet:
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ASTM B348 – Titanium and titanium alloy bars and billets.
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AMS 4981 – Aerospace material specification.
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NACE MR0175 – Sour service compliance for oil & gas applications.
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ISO 9001:2015 – Quality management certification.
🛠 Quality Control
Each ASTM B348 Ti6246 Bar is supplied with:
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Material Test Certificate (MTC)
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Dimensional Inspection Report
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Ultrasonic Testing (UT) results
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Chemical Composition Verification
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Mechanical Property Test Results
This ensures full traceability and confidence in the material’s performance.
📐 Available Sizes
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Diameter Range: 8 mm – 300 mm
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Length: 500 mm – 6000 mm (custom cut lengths available)
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Tolerance: h9–h11 or per customer request
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Finish: Polished, turned, or as-forged surface
📦 Packaging & Delivery
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Packaging: Plastic film wrapping, wooden cases, or pallets.
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Protection: End caps to prevent contamination and damage.
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Lead Time: 15–30 days depending on order size.
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Shipping: Air freight, sea freight, or courier services.
💡 Key Advantages
✔ High tensile & yield strength at elevated temperatures
✔ Excellent corrosion resistance in marine & chemical environments
✔ Aerospace-grade performance for critical components
✔ Customizable sizes & heat treatment options
✔ Strict compliance with ASTM B348 and AMS 4981
📞 Contact Us
📧 Email: sales@niticu.com
📞 Phone / WhatsApp / WeChat: +86 13335373172
🏭 Factory: Baotai Road Industrial Park, High-tech Zone, Baoji City, Shaanxi, China
🌐 Website: https://niticu.com
📩 Contact us now for pricing, samples, and technical support — we respond within 24 hours.
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