Gr2 Seamless Titanium Pipe
Grade:GR2 Seamless Titanium Pipe
Standard:ASTMB338 ASTMB861
Technology: Rolling
Surface:Polished/pickling
Payment method: T/T,L/C
Certificates: ISO 9001:2015/EN10204 3.1 MTC/EN10204 3.2 MTC
Description
Gr2 seamless titanium pipe/tube has the character of the light weight, corrosion resistance, high strength, high hardness, high temperature and low temperature performance is good, it is widely used a heat exchange, such as tubular heat exchanger, coil is heat exchanger, serpentine tube heat exchanger, condenser, evaporator and conveying pipe.
Titanium Industries offers a wide range of Grade 2 Titanium Seamless Pipe in our Titanium Pipe and Fittings section. The weight of Grade 2 Titanium Seamless Pipe is in pounds and based on density of 0.163 lbs/cubic inch. The dimensional tolerances are in accordance with ASME B36.19M and ASME B36.10M - ASME B36.19 wall thickness pipes does not conform to ASME B36.10M.
Products Description

| Item | Specification |
|---|---|
| Material Grade | ASTM B338 Grade 2 (UNS R50400) |
| Product Name | GR2 Seamless & Welded Titanium Tube |
| Available Forms | Straight Tube, U-Bend Tube, Coiled Tube, Heat Exchanger Tube |
| Manufacturing Process | Seamless / Welded / Cold Drawn |
| Outside Diameter (OD) | 3.0 mm – 114.3 mm (1/8" – 4") |
| Wall Thickness (WT) | 0.3 mm – 10.0 mm |
| Length | Max. 12,000 mm or Custom Cut Length |
| Size Standard | Metric & Imperial Sizes Available |
| Dimensional Tolerance | ASTM B338 / ASTM B861 or Customer Requirements |
| End Finish | Plain End, Beveled End, Deburred End |
| Surface Finish | Pickled, Bright Annealed (BA), Polished, Sand Blasted |
| Tube Condition | Annealed (M), Cold Worked (CW) |
| Shape | Round (Standard), Customized Profiles Available |
| Manufacturing Standards | ASTM B338, ASTM B861, ASTM SB338, ASME SB861 |
| Inspection Documents | EN 10204 3.1 Mill Test Certificate |
| Third-Party Inspection | SGS, BV, TÜV, Lloyd's Register Available |
| NDT Inspection | Eddy Current Test, Ultrasonic Test, Hydrostatic Test |
| Packaging | Plastic Caps + Waterproof Wrapping + Export Wooden Case |
| MOQ | 1 Piece |
| OEM & Custom Service | Available |
| Sample | Available Upon Request |
| Lead Time | Usually 7–25 Days Depending on Quantity |
| Export Markets | North America, Europe, Southeast Asia, Middle East |
Chemical Component
| Grade |
Fe (max) |
C (max) |
N (max) |
O (max) |
H (max) |
Residuals Elements Each(max) |
Residuals
Elements Total(max) |
| Gr2 | 0.3 | 0.08 | 0.03 | 0.25 | 0.015 | 0.1 | 0.4 |
Mechanical Property
| Grade | Tensile strength,Mpa (min) |
Yield strength,MPa (min) |
Elongation, % (min) |
| Gr2 | 345 | 275 | 20 |
Common Equivalent Grade Comparison
| Grade | Country / Standard |
|---|---|
| ASTM Grade 2 | USA |
| EN 3.7035 | Europe |
| JIS TP340 | Japan |
| GB TA2 | China |
GR2 vs GR1 Titanium Tube
| Feature | GR1 Titanium Tube | GR2 Titanium Tube |
|---|---|---|
| Material Type | Commercially Pure Titanium | Commercially Pure Titanium |
| UNS Number | R50250 | R50400 |
| Strength Level | Lower Strength | Medium Strength |
| Corrosion Resistance | Excellent | Excellent |
| Formability | Superior | Very Good |
| Weldability | Excellent | Excellent |
| Pressure Capability | Lower | Higher |
| Fabrication | Easier forming and bending | Better balance of strength and formability |
| Typical Applications | Chemical equipment, medical devices, low-pressure systems | Heat exchangers, condensers, marine systems, industrial piping |
How to choose:
Choose GR1 titanium tube when maximum ductility and forming capability are required.
Choose GR2 titanium tube for most industrial applications because it provides a better balance of strength, corrosion resistance, and cost.
GR2 vs GR5 Titanium Tube (Ti-6Al-4V)
| Feature | GR2 Titanium Tube | GR5 Titanium Tube |
|---|---|---|
| Alloy Type | Commercially Pure Titanium | Titanium Alloy (Ti-6Al-4V) |
| UNS Number | R50400 | R56400 |
| Alloy Elements | Pure Titanium | Aluminum + Vanadium Alloy |
| Strength | Medium | Very High |
| Corrosion Resistance | Excellent | Excellent |
| Weight | Lightweight | Lightweight |
| Weldability | Excellent | Moderate |
| Cost | Lower | Higher |
| Common Applications | Heat exchangers, condensers, chemical equipment | Aerospace, aircraft structures, high-strength components |
How to choose:
Select GR2 titanium tube for corrosion-resistant industrial equipment.
Select GR5 titanium tube when maximum mechanical strength and lightweight structural performance are required.
Testing equipment



Our Titanium Tubing undergoes stringent quality control measures to ensure compliance with industry standards. We conduct various tests, including visual inspection, dimensional inspection and mechanical property tests to ensure that our products meet the specified requirements. Our quality control processes are ISO 9001:2015 certified.
Large Scale Factory

Trustworthy Team

Customer visits

FAQ
What is GR2 Titanium Tube?
GR2 Titanium Tube is a commercially pure titanium tube manufactured from ASTM Grade 2 titanium (UNS R50400). It offers an excellent combination of corrosion resistance, strength, weldability, and durability, making it one of the most widely used titanium grades for industrial applications.
GR2 titanium tubes are commonly used in heat exchangers, condensers, seawater cooling systems, chemical processing equipment, and marine applications.
Do you provide EN 10204 3.1 Material Test Certificate?
Yes. We provide EN 10204 3.1 Mill Test Certificates (MTC) for GR2 titanium tubes.
The documentation can include:
Material grade confirmation
Heat number traceability
Chemical composition report
Mechanical test results
Manufacturing standard
Inspection records
Third-party inspection by SGS, BV, TÜV, or other organizations is also available.
Can you supply custom GR2 Titanium Tube sizes?
Yes. We support customized production for:
Non-standard outside diameter
Special wall thickness
Custom lengths
U-bend tubes
Precision titanium tubes
Please provide your required dimensions, quantity, and application details for technical evaluation.
Do you have GR2 Titanium Tube in stock?
Yes. We maintain regular inventory of commonly requested GR2 titanium tube sizes.
Typical delivery time:
Stock sizes: 3–7 working days
Custom sizes: 7–30 working days
Large production orders: According to quantity and specifications
Stock availability can be confirmed after receiving your tube dimensions.
How are GR2 Titanium Tubes packaged for export?
GR2 titanium tubes are packed according to international export requirements.
Typical packaging includes:
Plastic caps for tube ends
Waterproof wrapping
Protective materials
Export-grade wooden cases
Customized packaging solutions
Proper packaging prevents damage during international transportation.
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