Ti Grade 3 R50550 W. Nr. 3.7055 Seamless Round Titanium Alloy Pipe
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Product Highlights
- Wide Grade Selection: Available in Ti Grades 1, 2, 3, 7, 9, 11, 12, 16, 17, 26, 28, and 29.
- Customized Surface: Surface treatment is fully customizable to meet specific project requirements.
- Strict Standards Compliance: Meets ASTM B337, ASTM B338, ASME SB338, and NACE MRO 175-94 standards.
- High Strength Grade 3: Grade 3 offers high strength with tensile strength min 450 MPa and elongation 18%.
- Corrosion Resistant Alloys: Grades 7, 11, 12, 16, 17, 26, 28 feature Pd, Mo, Ni, or Ru for enhanced corrosion resistance.
- Flexible Dimensions: OD range 9.53-38.1 mm and wall thickness 0.7-5 mm for versatile applications.
- Aviation & Medical Certified: Holds AS9100D and ISO 13485 certifications with NADCAP heat treatment audits.
- Mill Test Certificate: Provides MTC with chemical composition, mechanical properties, and test data for each batch.
Product Attributes
- Customization
- Available
- Material
- Ti Grade 3 R50550 W.Nr. 3.7055
- Color
- Silver
- Model NO.
- Ti Grade 3 R50550 W. Nr. 3.7055
- Shape
- Tube
- Surface Treatment
- Customized
- Od Range
- 9.53 mm to 38.1 mm
- Wt Range
- 0.7 mm to 5 mm
- Grades
- Grade 1, 2, 3, 7, 9, 11, 12, 16, 17, 26, 28
- Technical Requirements
- ASTM B337, ASTM B338, ASME Sb338
- Transport Package
- Export Package
- Specification
- Customized
- Trademark
- HYT
- Origin
- China
Product Images of Ti Grade 3 R50550 W. Nr. 3.7055 Seamless Round Titanium Alloy Pipe
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Product Description
Titanium Tube Grades
Other grades are available on request
| Grade | UNS | ASTM/ASME | W.Nr. | AFNOR |
| Ti Grade 1 (CP Ti) | R50250 | Grade 1 | W.Nr. 3.7025 | T-35 |
| Ti Grade 2 (CP Ti) | R50400 | Grade 2 | W.Nr. 3.7035 | T-40 |
| Ti Grade 3 (CP Ti) | R50550 | Grade 3 | W.Nr. 3.7055 | T-50 |
| Ti Grade 7 | R52400 | Grade 7 | W.Nr. 3.7235 | - |
| Ti Grade 9 | R56320 | Grade 9 | W.Nr. 3.7195 | T-A3V2.5 |
| Ti Grade 11 | R52250 | Grade 11 | W.Nr. 3.7225 | - |
| Ti Grade 12 | R53400 | Grade 12 | W.Nr. 3.7105 | - |
| Ti Grade 16 | R52402 | Grade 16 | - | - |
| Ti Grade 17 | R52252 | Grade 17 | - | - |
| Ti Grade 26 | R52404 | Grade 26 | - | - |
| Ti Grade 28 | R52254 | Grade 28 | - | - |
Titanium Tube Grades Description
| Grade | Description |
| Ti Grade 1 (CP Ti) | Relatively low-strength and high-ductility pure titanium (Cp). |
| Ti Grade 2 (CP Ti) | Medium-strength pure titanium (Cp). |
| Ti Grade 3 (CP Ti) | High strength pure titanium (Cp). |
| Ti Grade 7 | Medium-strength Pd-alloyed titanium for enhanced corrosion properties. |
| Ti Grade 9 | High-strength titanium alloyed with 3% Al and 2.5% V. |
| Ti Grade 11 | Low-strength titanium plus 0.12-0.25% Pd for enhanced corrosion properties. |
| Ti Grade 12 | High-strength titanium alloy plus 0.3% Mo and 0.8% Ni for enhanced corrosion properties. |
| Ti Grade 16 | Medium-strength titanium plus 0.04-0.08% Pd for enhanced corrosion properties. |
| Ti Grade 17 | Low-strength titanium plus 0.04-0.08% Pd for enhanced corrosion properties. |
| Ti Grade 26 | Medium-strength titanium plus 0.08-0.14% Ru for enhanced corrosion properties. |
| Ti Grade 28 | High-strength titanium alloy plus 3% Al, 2.5% V and 0.08%-0.14% Ru for enhanced corrosion properties. |
Mechanical Properties
| Grade | UNS | Proof strength Rp0.2 MPa min |
Tensile strength Rm MPa min |
Elongation A % min |
| Cp Ti Grade 1 | R50250 | 138-310 | 240 | 24 |
| Cp Ti Grade 2 | R50400 | 275-450 | 345 | 20 |
| Cp Ti Grade 3 | R50550 | 380-550 | 450 | 18 |
| Ti Grade 7 | R52400 | 275-450 | 345 | 20 |
| Ti Grade 9 | R56320 | 483 | 620 | 15 |
| Ti Grade 11 | R52250 | 138-310 | 240 | 24 |
| Ti Grade 12 | R53400 | 345 | 483 | 18 |
| Ti Grade 16 | R52402 | 275-450 | 345 | 20 |
| Ti Grade 17 | R52252 | 138-310 | 240 | 24 |
| Ti Grade 26 | R52404 | 275-450 | 345 | 20 |
| Ti Grade 28 | R52254 | 483 | 620 | 15 |
Size and Tolerances for Titanium Tubes
Outside Diameter Range:
Metric: 9.53 mm to 38.1 mm
Imperial: 3/8 inch to 1½ inch (equivalent conversions in parentheses).
Wall Thickness Range:
Metric: 0.7 mm to 5 mm
Imperial: 0.0275 inch to 0.1968 inch (approximate conversions in parentheses).
| Size OD, mm (in.) | Tolerances OD, mm (in.) | WT min wall % |
| < 25.4 (< 3/8) | ±0.102 (0.004) | +20/-0 |
| 25.4-38.1 (1-1 1/2) | ±0.127 (0.005) | +20/-0 |
Standards
| Type of product | Grade(s) | Technical requirements |
| Titanium tubes and pipes | Ti and Ti alloy grades: 1, 2, 3, 7, 9, 11, 12, 16, 17, 26, 28 and 29 | ASTM B337, ASTM B338, ASME SB338 NACE MRO 175-94 VdTÜV 230/2 Dimensional tolerances acc. to DIN 17861 D3/T3 or closer |
Length
Titanium tubes are delivered in straight lengths up to 16.5 meters (54 ft).

Q: Does HYT's titanium alloy tube comply with ASTM B338 or AMS 4911 standards? Can you provide material certification?
A: Yes, HYT's titanium alloy tube strictly follows international standards such as ASTM B338 (industrial grade) and AMS 4911 (aerospace grade). We provide a Mill Test Certificate (MTC) for each batch of products, including chemical composition, mechanical properties and test data. Special requirements (such as 3.1/3.2 material certificates) can be customized.
Q: How to ensure the corrosion resistance and high temperature performance of titanium alloy tubes?
A: We optimize material properties through vacuum annealing and solution treatment, and provide:
Salt spray test report (such as ASTM B117, 500 hours of rust-free)
High temperature creep test data (applicable to boiler/heat exchanger scenarios)
Q: Does HYT have aviation or medical industry certification?
A: HYT has AS9100D (aviation) and ISO 13485 (medical) certifications, and key processes have passed NADCAP heat treatment audits. The products have been applied in the fields of aircraft hydraulic pipelines and orthopedic implants.
Q: Are conventional specifications in stock? How long is the delivery time for custom orders?
A: Standard specifications (such as Φ25mm×2mm) are always in stock and shipped within 48 hours. Custom orders are delivered in 6-8 weeks (including testing time), and urgent needs can be expedited to 4 weeks (+15% fee).
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2342038". Items marked "" are certified.
Company Profile
Jiangsu HYT International Trading Co., Ltd was established in 2015, which is a wholly-owned subsidiary of Wuxi Lusheng Special Steel Co., Ltd., Jiangsu HYT International Trading Co. Is responsible for the overseas marketing business of various metal products produced by our group. We specialize in alloy steel, stainless steel, carbon steel, copper, aluminum, high nickel chromium alloy and other materials of pipes, plates, bars, profiles, piping fittings and welding materials, we dediceted in providing one-stop service for petroleum, chemical, electric power and automobile manufacturing industries.
Our group is a modern industrial enterprise integrating production, development, sales and service...We have a complete and effective quality management and quality assurance system, we had passed the ISO 9001: 2008 Quality Management System Certification, the National Special Equipment Manufacturing License (Pressure Pipeline Level A2), ISO 14001: 2004 Environmental Management System Certification, OHSAS18001: 2001 Occupational Health and Safety Management System Certification and Classification Society Certification.
Our group company has two production plants and one international trade company, our main products include:
Seamless steel pipe series: Our company specialize in the production of EN standard, DIN standard, ASTM standard, JIS standard, GB standard cold drawn and cold rolled precision seamless steel tubes which diameter range is Ø 4 mm - 426 mm, wall thickness range is 0.5 mm - 80 mm; Cold drawn special shaped seamless steel tubes (include square rectangular tubes, hexagonal tubes, octagonal tubes, oval tubes, toothed tubes, etc. ); Precision stainless steel tubes which diameter range is Ø 4 mm - 108 mm, wall thickness range is 0.5 mm - 12 mm; Hot rolled seamless steel tubes which diameter range is Ø 38 mm - 508 mm, wall thickness range is 3 mm - 100 mm; Thermal expansion seamless steel tube which diameter range is Ø 325 mm - 1020 mm, wall thickness range is 8 mm - 100 mm; Galvanized seamless steel pipes etc. Our products are widely used in engineering machinery, hydraulic system, high pressure oil pipeline, automobile, electric power, petrochemical, metallurgy, shipbuilding, aerospace and other fields.
Welded steel pipe series: Our company specialize in the production of square pipes which dimension range is 20*20*1.0mm -- 900*900*40mm; Rectangular tube which dimension range is 20*30*1.0mm -- 700*800*40mm; Spiral welded pipe which diameter range is Ø 219 mm - 3500 mm, wall thickness range is 5 mm - 25 mm; Longitudinal welded pipe which diameter range is Ø 20 mm - 660 mm, wall thickness range is 1 mm - 25 mm; LSAW steel pipe which diameter range is Ø 406 mm - 1422 mm, wall thickness range is 6 mm - 60 mm; And the galvanized round pipes, galvanized square rectangular tubes etc, these products are widely used in prefabricated steel structure building, glass curtain wall engineering, steel structure engineering, large stadiums, airport construction, highway, road, decorative guardrail, tower crane manufacturing, photovoltaic projects, shacks greenhouse agriculture construction, bridge construction, shipbuilding, automobile manufacturing, machinery manufacturing, container keel and many other fields.
Our group relies on the advanced equipment, the abundant technical strength and the high sense of responsibility provides high quality product and service for our customers. Our products are exported to more than 30 countries and regions, such as Italy, Turkey, Russia, United Arab Emirates, Ukraine, Thailand, Vietnam, Singapore, Spain, Ireland, India, South Africa, Mexico and so on. We sincerely hope to establish long-term and extensive strategic cooperative partnership with customers for mutual benefit and common development!
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- No 168. Qian Gao Road, Beitang District, Wuxi, Jiangsu, China
-
Plant Area
- 105 square meters
-
Number of Employees
- 4
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
Our Production Capability & Technical Expertise
-
Main Products
- Seamless Steel Pipe, Precision Steel Pipe, Special Shape Steel Pipe
-
R&D Engineers
- 1 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2015-10-29
- Export Year
- 2010-05-01
-
Main Markets
- North America, South America, Southeast Asia/ Mideast, Australia
-
Number of Foreign Trading Staff
- 2
-
Overseas Agent/Branch
- No
FAQ
- Does HYT's titanium alloy tube comply with ASTM B338 or AMS 4911 standards? Can you provide material certification?
- Yes, HYT's titanium alloy tube strictly follows international standards such as ASTM B338 (industrial grade) and AMS 4911 (aerospace grade). We provide a Mill Test Certificate (MTC) for each batch of products, including chemical composition, mechanical properties and test data. Special requirements (such as 3.1/3.2 material certificates) can be customized.
- How to ensure the corrosion resistance and high temperature performance of titanium alloy tubes?
- We optimize material properties through vacuum annealing and solution treatment, and provide: Salt spray test report (such as ASTM B117, 500 hours of rust-free) High temperature creep test data (applicable to boiler/heat exchanger scenarios)
- Does HYT have aviation or medical industry certification?
- HYT has AS9100D (aviation) and ISO 13485 (medical) certifications, and key processes have passed NADCAP heat treatment audits. The products have been applied in the fields of aircraft hydraulic pipelines and orthopedic implants.
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