Product Introduction: High-Strength Titanium Forging Rings
TSM TECHNOLOGY CO. is a premier manufacturer of Titanium Forging Ring products, delivering superior strength and reliability for the aerospace, marine, and chemical industries. Our rings are manufactured strictly in accordance with ASTM B381 specifications, ensuring optimal mechanical properties and internal soundness.
Utilizing advanced Titanium Alloy Forging techniques, we transform raw titanium billets into seamless rings with refined grain structures. Whether for structural aerospace components or high-pressure industrial flanges, TSM offers custom forged titanium solutions that meet the most rigorous engineering demands.

What Is an ASTM B381 GR5 Titanium Forging Ring?
An ASTM B381 Titanium Forging Ring is a ring-shaped forged component made from Ti-6Al-4V (Grade 5) titanium alloy and manufactured in accordance with the ASTM B381 specification, which governs titanium and titanium alloy forgings for high-performance industrial and aerospace use.
In practical terms, it is a high-strength titanium alloy forging ring designed for applications requiring excellent mechanical properties, fatigue resistance, and corrosion performance.
Technical Specifications of ASTM B381 Forged Rings
We provide a comprehensive range of specifications to meet diverse engineering requirements. Below are the standard parameters for our GR5 titanium rings.
|
Feature |
Specification Details |
|---|---|
|
Material Grade |
GR5 (Ti-6Al-4V), UNS R56400, ASTM B381 Class F-5 |
|
Standard |
ASTM B381, AMS 4911, DIN 17862,AMS 4928 (Aerospace) |
|
Outer Diameter (OD) |
200mm – 3000mm (Up to 118 inches) |
|
Inner Diameter (ID) |
100mm – 2800mm |
|
Wall Thickness |
40mm – 600mm |
|
Length/Height |
30mm – 800mm |
|
Technology |
Radial Axial Ring Rolling, Open Die Forging |
|
Condition |
Annealed (M), Machined Surface |
Note: We offer Custom Titanium Forging services. If your required dimensions fall outside this table, please contact our engineering team for a feasibility assessment.
Why Choose ASTM B381 GR5 Titanium?
ASTM B381 is the standard specification for titanium and titanium alloy forgings. Within this standard, GR5 (designated as Class F-5) is the workhorse of the titanium industry.
High Specific Strength: Ti-6Al-4V offers strength comparable to steel but at 45% of the weight.
Corrosion Resistance: Exceptional resistance to seawater, chlorides, and sour gas environments.
Temperature Stability: Retains mechanical integrity up to 400°C (750°F).
By adhering to ASTM B381, TSM ensures that every Titanium Forging Ring has undergone the necessary processing to achieve a uniform microstructure, free from harmful segregation.
The TSM Forging Process: Beyond Standard Rolling
Grain Refinement
The compressive forces during forging align the grain flow tangentially to the ring's circumference. This significantly improves hoop strength and fatigue resistance.
Defect Elimination
The high pressure closes internal voids often found in cast materials.
Material Efficiency
Our seamless rolling process produces a near-net shape, reducing expensive titanium waste and machining time for our customers.
This process allows us to deliver custom forged titanium rings that are structurally superior to any machined bar or plate product.
Custom Titanium Forging Services
At TSM, we understand that standard sizes do not fit every project. Our Custom Titanium Forging service allows for:
Complex Profiles: We can forge contoured rings (profiled rolled rings) to reduce your machining costs.
Large Diameters: Capabilities up to 3000mm OD for major structural connections.
Special Grades:GR5 (Ti-6Al-4V) is the most common forging grade, but we can also forge materials such as GR2, GR7, GR12, and Ti-6242 according to customer requirements.
Send us your drawings, and our engineering team will optimize the forging allowance to save you money.
Applications in Aerospace and Industry
Our ASTM B381 GR5 rings are versatile. While often used in Aerospace for structural rings and landing gear components due to their high strength-to-weight ratio, they are equally critical in other sectors:




Quality Assurance and Testing
To ensure compliance with ASTM B381, TSM implements a strict Quality Management System (ISO 9001:2015).
Ultrasonic Testing (UT): 100% inspection per AMS-STD-2154 or ASTM E1444 to detect internal flaws.
Tensile Testing: Verification of Yield Strength (>828 MPa) and Tensile Strength (>895 MPa).
Chemical Analysis: Precise measurement of Al, V, Fe, O, N, and H content.
Dimensional Check: CMM verification of OD, ID, and concentricity.
All shipments include a full EN 10204 3.1 Mill Test Certificate (MTC).
Surface Finish and Delivery Condition
We supply Titanium Forging Ring products in various conditions to suit your manufacturing workflow:
Black / As-Forged: Surface with oxidation scale, suitable for heavy machining.
Rough Machined (Peeled): Oxide skin removed, ready for UT testing and finishing.
Precision Machined: Finished to final tolerances per your drawing (Ra 1.6 / Ra 3.2).
Packaging and Global Shipping
Titanium is valuable, and we protect it accordingly.
Packaging: Each ring is wrapped in foam and secured in export-grade plywood crates to prevent deformation or scratches.
Marking: Each piece is hard-stamped with the Heat No., Grade, and Size for full traceability.
Logistics: We offer DDP, CIF, and FOB terms via Air or Sea freight to clients in the USA, Europe, and Southeast Asia.
If your mission demands the absolute reliability, strength, and lightweight advantages of premium titanium, your search ends here. TSM Technology's AMS 4928 GR5 Titanium Forging Rings are engineered to meet the sky's highest standards.
Our address
R11502 ,IFC Glory Xi'an Financial Center,
High-Tech Zone, Shaanxi,710065, China.
Phone Number
+86 18691573651

FAQ
What is the difference between ASTM B381 and ASTM B348?
+
-
ASTM B381 is specifically for titanium forgings (rings, discs, blocks), while ASTM B348 covers titanium bars and billets. Forgings generally offer better mechanical properties due to grain flow.
Can you certify to both ASTM B381 and AMS 4928?
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Yes. Since the chemical and mechanical requirements often overlap, we can provide dual certification for GR5 rings upon request, satisfying both industrial and aerospace standards.
What is your MOQ for custom forged titanium rings?
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-
We have a flexible MOQ. For large rings (>500mm), 1 piece is acceptable. For smaller rings, we may recommend a small batch for cost-efficiency.
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