Ti-6242 Titanium Round Bar is manufactured from Ti-6Al-2Sn-4Zr-2Mo (UNS R54620, TA19), a near-alpha titanium alloy designed for aerospace and high-temperature engineering applications. Compared with conventional titanium alloys, it provides higher thermal stability and elevated-temperature strength. TSM Technology supplies Ti-6242 round bars according to AMS 4975 and AMS 4976 with customized sizes, heat treatment conditions, surface finishes, and inspection services.
Ti-6242 Titanium Round Bar Specifications
| Item | Specification |
|---|---|
|
Product name |
Ti-6242 Titanium Round Bar |
| Alloy Composition | Ti-6Al-2Sn-4Zr-2Mo |
| Material Grade | Ti-6242 |
| UNS | R54620 |
| Chinese Grade | TA19 |
| Applicable Standards | AMS 4975, AMS 4976 |
| Diameter Range | Φ2.0–Φ300 mm |
| Maximum Length | 6,000 mm |
| Supply Conditions | Annealed, Solution Treated, Solution Treated and Aged |
| Surface Finishes | Forged, Peeled, Turned, Ground |
| Diameter Tolerance | h9, h10, or according to applicable standards |
| Minimum Tensile Strength | 1034 MPa (150 ksi), according to AMS 4975 requirements |
| Ultrasonic Testing | 100% UT |
| Material Certificate | EN 10204 3.1 MTC |
| Minimum Order Quantity | 50 kg |
| Standard Lead Time | 20–35 working days |
| Custom Manufacturing | According to drawings and technical specifications |
Ti-6242 Chemical Composition
Ti-6242 titanium round bars are supplied with chemical composition controlled according to the applicable AMS 4975 or AMS 4976 material specification.
| Element | Nominal Composition |
|---|---|
| Titanium (Ti) | Balance |
| Aluminum (Al) | 6% |
| Tin (Sn) | 2% |
| Zirconium (Zr) | 4% |
| Molybdenum (Mo) | 2% |
Chemical composition requirements, permissible impurity levels, and final acceptance criteria are governed by the applicable AMS specification. Chemical analysis results can be included in the EN 10204 3.1 Material Test Certificate for material verification and batch traceability. All materials are supplied with full batch traceability to ensure compliance with customer and project requirements.
Mechanical Properties
Ti-6242 titanium round bar provides high strength and good structural stability for demanding applications. Mechanical properties may vary depending on the applicable AMS specification, bar size, heat treatment condition, and testing requirements.
| Property | Requirement |
|---|---|
| Minimum Tensile Strength | 1034 MPa (150 ksi) per AMS 4975 |
| Yield Strength | According to the applicable specification and supply condition |
| Elongation | According to the applicable specification and supply condition |
| Hardness | According to the applicable specification and supply condition |
For aerospace or critical engineering applications, customers should specify the required material condition and mechanical-property requirements when requesting a quotation. Actual mechanical properties may vary depending on the supplied condition, product dimensions, and applicable material specification.
Available Supply Conditions
Ti-6242 titanium round bars can be supplied in different heat treatment conditions to support various performance and processing requirements.
| Supply Condition | Description | Typical Application Consideration |
|---|---|---|
| Annealed | Heat treated to improve material stability and support subsequent machining or forming | General machining and further processing |
| Solution Treated | Heat treated to achieve the required microstructural condition | Applications requiring controlled mechanical properties |
| Solution Treated and Aged | Solution treated and aged to optimize strength and performance | High-strength and critical engineering components |
The appropriate supply condition should be selected according to the applicable standard, component design, operating temperature, and final performance requirements. Different surface finishes are available to meet machining allowance, dimensional accuracy, and application requirements.
Available Surface Finishes
| Surface Finish | Description |
|---|---|
| Forged Surface | Suitable for larger diameters or applications requiring further machining |
| Peeled Surface | Surface layer removed to improve dimensional consistency and surface quality |
| Turned Surface | Machined surface suitable for controlled dimensions and machining applications |
| Ground Surface | Precision-finished surface for tighter dimensional tolerance requirements |
Surface finish can be selected according to the required machining allowance, dimensional tolerance, surface quality, and final application.
Dimensional Tolerance and Straightness
Ti-6242 titanium round bars can be supplied with h9 or h10 diameter tolerances, as well as customized dimensional requirements according to customer drawings or technical specifications. Standard and custom lengths are available to meet different machining and application requirements.
Typical Dimensional Capabilities
| Diameter Range | Diameter Tolerance | Typical Surface Finish |
|---|---|---|
| Φ2.0–Φ20 mm | h9 / h10 | Ground |
| Φ20–Φ100 mm | h9 / h10 | Turned / Peeled |
| Φ100–Φ300 mm | According to applicable standards or customer requirements | Forged / Peeled |
TSM Technology provides:
| Capability | Details |
|---|---|
| Diameter Tolerance | h9, h10, or customized according to customer requirements |
| Length & Length Tolerance | Fixed-length or cut-to-length bars according to applicable standards or drawings |
| Straightness | Controlled according to customer requirements |
| Inspection | Dimensional inspection reports available upon request |
Straightness requirements are evaluated based on the bar diameter, length, manufacturing process, and intended application. For applications involving CNC automatic bar feeders or precision machining, customers are encouraged to specify the required straightness tolerance and inspection method during the quotation stage.
Applications of Ti-6242 Titanium Round Bar
Ti-6242 titanium round bar is designed for high-performance components requiring a combination of low weight, high strength, thermal stability, and reliable performance at elevated temperatures.
The alloy is commonly considered for aerospace and high-temperature engineering applications where material properties, dimensional accuracy, and batch traceability must be controlled.
| Industry | Typical Applications |
|---|---|
| Aerospace | Aircraft structural components and precision-machined parts |
| Aircraft Engines | Engine casings, compressor components, and high-temperature parts |
| Aerospace Fasteners | High-strength bolts, studs, and custom fasteners |
| Aerospace Manufacturing | Precision-machined titanium components |
| High-Temperature Engineering | Load-bearing components operating at elevated temperatures |
The final material selection should be based on the applicable AMS specification, operating temperature, load condition, component design, and project requirements.
Production and Processing Technology
TSM Technology integrates titanium material production, processing, heat treatment, machining, inspection, and export delivery to support customized Ti-6242 titanium round bar requirements.
Ti-6242 round bars can be manufactured according to AMS 4975, AMS 4976, customer drawings, or project-specific technical specifications. Production parameters are reviewed according to the required diameter, length, supply condition, surface finish, tolerance, and inspection requirements.
TSM Technology manufactures and processes Ti-6242 titanium round bars through a controlled production process covering material preparation, forging, heat treatment, machining, inspection, and final packaging.
Ti-6242 round bars can be manufactured according to AMS 4975, AMS 4976, customer drawings, or project-specific technical specifications. Production parameters are reviewed according to the required diameter, length, supply condition, surface finish, tolerance, and inspection requirements.
TSM Technology manufactures and processes Ti-6242 titanium round bars through a controlled production process covering material preparation, forging, heat treatment, machining, inspection, and final packaging.
Manufacturing and Processing Flow
Raw Material Preparation → Melting and Ingot Production → Forging or Hot Working → Heat Treatment → Surface Processing → Dimensional Inspection → Non-Destructive Testing → Final Inspection → MTC Documentation → Export Packaging
The final manufacturing and processing route is determined according to the required bar size, supply condition, surface finish, tolerance, and inspection requirements.
Quality Inspection
Quality inspection is performed throughout the manufacturing process to verify the chemical composition, mechanical properties, internal quality, dimensions, surface condition, and microstructure of Ti-6242 titanium round bars.
The inspection process is based on the applicable material specification, including AMS 4975 and AMS 4976, together with customer-specific technical and quality requirements.
| Inspection Item | Availability |
|---|---|
| Chemical Composition Analysis | Available |
| Tensile Testing | Available |
| Dimensional Inspection | Available |
| Surface Inspection | Available |
| 100% Ultrasonic Testing (UT) | Available according to applicable specifications or customer requirements. |
| Heat Treatment Verification | Available |
| Hardness Testing | According to applicable specifications or customer requirements. |
| Additional Mechanical Testing | Available upon request |
| Third-Party Inspection | Available upon request |
| Customized Inspection | Available according to technical requirements |
Inspection reports can be provided according to the agreed quality documentation requirements.
Certifications
TSM maintains quality management and certification systems to support titanium and nickel alloy materials used in aerospace, medical, industrial, and other high-performance applications.
Our certification system supports material quality control, manufacturing management, aerospace supply requirements, medical material quality management, and international sales and distribution.
Why Choose TSM Technology?
TSM Technology supplies Ti-6242 titanium round bars with reliable quality, flexible customization, and complete material traceability.
AMS 4975 & AMS 4976
Φ2.0–Φ300 mm | Up to 6,000 mm
Multiple heat treatment and surface options
h9/h10 tolerances and customized specifications
100% UT with EN 10204 3.1 MTC
20–35 working days lead time
Custom production according to drawings and technical specifications
Frequently Asked Questions
What Is Ti-6242 Titanium Round Bar?
Ti-6242 is a near-alpha titanium alloy with the nominal composition Ti-6Al-2Sn-4Zr-2Mo. It offers high strength and good thermal stability for aerospace and other high-temperature applications.
What Sizes and Standards Are Available?
TSM Technology supplies Ti-6242 titanium round bars according to AMS 4975 and AMS 4976, with diameters from Φ2.0 mm to Φ300 mm and lengths up to 6,000 mm. Custom sizes and cut lengths are available according to customer requirements.
What Supply Conditions and Surface Finishes Are Available?
Ti-6242 bars can be supplied in annealed, solution-treated, or solution-treated-and-aged conditions, with forged, peeled, turned, or ground surfaces. The final condition can be selected based on the applicable standard and application requirements.
Can You Provide Custom Tolerances and Inspection?
Yes. h9 and h10 tolerances, customized dimensions, and additional inspection requirements are available. Ti-6242 round bars can also be supplied with 100% ultrasonic testing and an EN 10204 3.1 MTC.
What Is the Minimum Order Quantity and Lead Time?
The minimum order quantity is 50 kg, and the standard production lead time is approximately 20–35 working days. The final delivery time depends on the required size, quantity, heat treatment, and inspection requirements.
Contact Us
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Send us your required size, quantity, standard, and technical specifications. Our team will provide a suitable solution and quotation. Contact our sales team today for pricing, availability, or technical support.
Email: info@tsm-titanium.com
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