Description
ASTM B338 Grade 1 Seamless Titanium Tube
๐ 1. Product Overview
The GR1 Titanium Tube is listed as commercially pure Grade 1 material in a seamless form. ASTM B338 covers seamless and welded titanium tubes for condensers, evaporators and heat exchangers. Order this Seamless GR1 Titanium Tube by the required edition, dimensions, supplied condition and inspection criteria. Selection of Grade 1 Titanium Tube should reflect forming requirements, service medium and system design.
Key Highlights:
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Material: GR1 Commercially Pure Titanium (โฅ99.5% Ti)
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Specification to confirm: ASTM B338 Titanium Tube, including the edition and required lot acceptance.
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Form: Seamless tube; specify required dimensional and integrity inspection.
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Corrosion selection: identify the service medium, concentration, temperature and exposure conditions.
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Application enquiries: chemical and marine equipment, food-processing components and medical-component manufacture, subject to project material and system requirements.
โ 2. Material Characteristics
The GR1 Titanium Tube is widely recognized for its unique combination of physical, mechanical, and chemical properties, including:
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Grade 1 Formability โ Specify the forming geometry, supplied condition and required process assessment for deep drawing, cold forming or spinning.
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Corrosion Selection โ Confirm medium composition, concentration, temperature and crevice conditions for seawater, chlorinated media or oxidizing-acid service.
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Welding Requirements โ For TIG, MIG, plasma arc or electron beam joining, define the procedure, shielding, supplied condition and final inspection.
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โ Lightweight Structure โ Density of 4.51 g/cmยณ ensures high strength-to-weight ratios.
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Food and Medical Project Requirements โ Define cleanliness, intended contact, downstream processing and finished-system or device evaluation.
๐ 3. Chemical Composition (Typical)
The chemical figures below are catalog references. Compare the ordered Grade 1 limits with the required lot analysis.
| Element | Content (%) |
|---|---|
| Titanium (Ti) | โฅ 99.5 |
| Oxygen (O) | โค 0.18 |
| Carbon (C) | โค 0.08 |
| Nitrogen (N) | โค 0.03 |
| Hydrogen (H) | โค 0.015 |
| Iron (Fe) | โค 0.20 |
๐ 4. Mechanical Properties
The mechanical figures below are catalog references. Confirm the supplied condition, applicable dimensional range and ordered test requirements.
| Property | Value |
|---|---|
| Tensile Strength (MPa) | โฅ 240 |
| Yield Strength (MPa) | โฅ 170 |
| Elongation (%) | โฅ 24 |
| Modulus of Elasticity | ~105 GPa |
| Hardness (HB) | ~80 |
Use these catalog references when selecting the ASTM B338 Titanium Tube in GR1; establish acceptance for the supplied condition and intended heat-exchanger or component design.
๐ 5. Manufacturing Process
Our GR1 Titanium Tubes are produced using a precise manufacturing sequence:
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Raw Material Selection โ Only top-grade CP titanium billets are sourced.
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Piercing & Extrusion โ Producing the hollow seamless form; confirm the required manufacturing route with the order.
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Cold Drawing โ Achieving precise OD, wall thickness, and surface finish.
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Heat Treatment โ Stress relief and annealing to restore ductility.
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Surface Finishing โ Acid pickling, bright annealing, or mechanical polishing available.
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Final Inspection โ Specify dimensional checks, NDT and required lot documents under the ordered ASTM B338 edition.
๐งช 6. Quality Control & Testing
Define the inspection and reporting requirements for Seamless GR1 Titanium Tube in the purchase specification:
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Chemical Analysis โ Request lot results for comparison with the ordered Grade 1 chemistry.
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Mechanical Testing โ Specify tensile, yield and elongation requirements for the ordered edition and supplied condition.
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Nondestructive Testing โ Define the required ultrasonic or eddy-current method, sampling and acceptance criteria.
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Dimensional Inspection โ Agree tolerances for OD, wall thickness, length and straightness.
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Surface Examination โ Specify visual criteria and any magnification or surface-quality reporting required.
๐ 7. Corrosion Resistance Performance
Evaluate Commercially Pure Titanium Tube in GR1 against the actual exposure conditions, including:
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Seawater & Marine Atmospheres โ State temperature, crevice geometry, loading and exposure duration for material selection.
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Chlorinated Water & Brines โ Identify chloride concentration, temperature, moisture and crevice conditions.
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Mild Acids & Alkalis โ Specify the identity, concentration and temperature of nitric acid, chromic acid or alkaline solutions.
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Oxidizing Environments โ Assess the surface condition and actual chemical exposure for the intended service.
๐ญ 8. Applications
Enquiries for GR1 Titanium Tube may involve the following component designs. Confirm application-specific material, cleanliness and system acceptance:
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Chemical Processing โ Heat exchangers, condensers, reactor tubing
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Marine Engineering โ Desalination plants, offshore oil & gas
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Medical Components โ Specify the intended device design, material requirements and finished-device evaluation.
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Food Industry โ Define process medium, cleanliness and material acceptance for beverage or dairy equipment.
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Aerospace & Defense โ Hydraulic systems, instrumentation lines
๐ 9. Available Sizes & Tolerances
| Outer Diameter (OD) | Wall Thickness | Length |
|---|---|---|
| 6โ114 mm | 0.5โ10 mm | โค 6000 mm |
Custom dimensions, surface finishes, and packaging available on request.
๐ 10. Packaging & Delivery
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Vacuum Sealed or moisture-proof wrapping
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Wooden Crates or steel frames for protection during transit
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Worldwide Shipping โ Air, sea, and courier options available
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Lead time typically 15โ25 days depending on order volume
๐ก 11. Why Choose Our GR1 Titanium Tube
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ASTM B338 Order Requirements โ Confirm the specified edition, supplied condition and required lot evidence.
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Custom Engineering Support โ Tailored solutions for complex projects
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Fast Quotation & Production โ Rapid lead times with global delivery
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Proven Export Experience โ Serving customers in 50+ countries
Order Grade 1 Seamless Tube
Send OD, wall thickness, cut length, dimensional tolerances, supplied condition, surface finish, quantity and the drawing. Identify the service medium, operating temperature and pressure, required inspection methods and lot documents. Request a Grade 1 seamless tube quotation.
Browse titanium tube and pipe or compare Grade 9 B338 tube and Grade 2 welded pipe when the drawing calls for another alloy or route.
Grade 1 Tube Ordering Questions
Does B338 describe only seamless tube? B338 covers both seamless and welded tubes for condenser, evaporator and heat-exchanger service. This listing describes the seamless Grade 1 route; confirm the ordered route and inspection.
What service details belong in the enquiry? Include medium composition, concentration, temperature, pressure, forming or joining requirements and the system acceptance criteria.
๐ Contact Us
๐ง Email: sales@niticu.com
๐ Phone / WhatsApp / WeChat: +86 13335373172
๐ญ Factory: Baotai Road Industrial Park, High-tech Zone, Baoji City, Shaanxi, China
๐ Website: https://niticu.com
๐ฉ Contact us now for pricing, samples, and expert technical support โ we respond within 24 hours.

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