Grade 2 Grade5 Titanium Tube

Leveraging over 20 years of experience in precision tube manufacturing, TORICH specializes in supplying high-performance Grade 2 and Grade 5 titanium tubes to demanding industries such as aerospace engineering, biomedical engineering, marine engineering, chemical processing, and energy systems.

Our product offerings adhere to the following standards:

Tube & Pipe Standards

ASTM B338 - Titanium and Titanium Alloy Tubes for Condensers and Heat Exchangers
ASTM B861 - Seamless Titanium and Titanium Alloy Tubing for General Corrosion-Resistant and Elevated-Temperature Service
ASTM B862 - Welded Titanium and Titanium Alloy Tubing
ASTM SB338 / SB861 / SB862 - ASME equivalent standards for pressure equipment applications
AMS 4941 - Titanium Alloy (Ti-6Al-4V) Aerospace Tubing
AMS 4928 - Titanium Alloy Aerospace Applications

Medical Standards (for Grade 5 / Ti-6Al-4V)

ASTM F136 - Titanium Alloy for Surgical Implant Applications
ASTM F67 - Unalloyed Titanium for Medical Applications

International Standards

ISO 5832-2 - Unalloyed Titanium for Surgical Implants
ISO 5832-3 - Titanium Alloy (Ti-6Al-4V) for Surgical Implants
DIN 17861 / DIN 17866 - Titanium Tube Standards
EN Standards - Titanium Tubing for European Industrial Applications

What is Grade 2 Grade5 Titanium Tube?

Grade 5-fully designated as Ti-6Al-4V-is currently the most widely utilized titanium alloy. Composed primarily of 6% aluminum and 4% vanadium, it offers exceptional mechanical strength and corrosion resistance, making it highly popular in aerospace, biomedical, and high-performance engineering applications.

Grade 5 boasts a strength-to-weight ratio of 250 kN·m/kg-nearly double that of 304 stainless steel-enabling structural weight reductions of over 40%. Furthermore, it exhibits superior corrosion resistance, featuring a pitting potential greater than 1.2V (vs. SCE); it performs exceptionally well in seawater, chloride solutions, and industrial chemicals, surpassing the performance of commercially pure titanium. It is compatible with various welding processes-including GTAW, EBW, and laser welding-though the use of an inert gas shield is required.

Grade 2-also known as CP (Commercially Pure) Titanium-is a pure titanium material characterized by excellent ductility, corrosion resistance, and moderate strength. It is widely used in applications such as condenser tubes, heat exchangers, water pipelines in offshore oil facilities, and bleaching equipment in the paper industry. It retains its strength up to 400°F and exhibits oxidation resistance up to 600°F.

Grade 2 possesses excellent fabricability; it can be joined using a variety of standard fusion and solid-state welding processes, and is suitable for both hot and cold forming. Hot working helps minimize springback and reduce the force required for forming, while simultaneously enhancing the material's overall ductility. Its cold-working characteristics are comparable to those of medium-tempered austenitic stainless steel. Following fabrication, an annealing treatment is required to restore the material to its optimal performance state.

our products

 

TORICH offers Grade 2 and Grade 5 titanium tubes in a wide range of specifications designed to meet diverse application requirements, including seamless tubes, welded tubes, U-bent tubes, square tubes, rectangular tubes, and precision capillary tubes.

 

Grade 2 vs Grade 5: Quick Comparison

 

Gr2: The "Top Performer" below 300°C. In low-to-moderate-temperature environments, it excels in both heat and corrosion resistance, making it ideal for operating conditions where temperatures do not exceed 300°C; it offers outstanding cost-effectiveness.

 

Ti-6Al-4V/Gr5: The "High-Temperature Powerhouse." It maintains high strength and toughness in environments ranging from 315°C to 400°C-notably demonstrating exceptional creep resistance (resisting deformation under high heat)-making it the premier choice for applications involving higher temperatures.

 

Property	Grade 2	Grade 5
Material Type	Commercially Pure Titanium	Titanium Alloy (Ti-6Al-4V)
Strength	Medium	Very High
Corrosion Resistance	Excellent	Excellent
Weldability	Excellent	Good
Formability	Excellent	Moderate
Machinability	Good	Moderate
Temperature Resistance	Good	Excellent
Typical Industries	Chemical, Marine, Energy	Aerospace, Medical, Motorsport

 

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Customized Services

Precision Processing

surface treatment

size Customization

Tube Shape Customization

 

TORICH offers custom sizing services, with an outer diameter range of 5–630 mm, a wall thickness range of 0.5–55 mm, and lengths reaching up to 12 meters.

TORICH provides a comprehensive suite of precision processing services, including precision cutting, CNC machining, chamfering, end forming, drilling, and slotting.

For Grade 2 and Grade 5 titanium tubing, we support the customization of various pipe shapes, including seamless tubes, welded tubes, capillary tubes, square and rectangular tubes, U-bends, and coiled/spiral tubes.

TORICH offers a range of surface treatments-such as pickling and passivation, bright annealing, polishing, mirror finishing, and sandblasting-enabling an internal surface roughness of up to Ra ≤ 0.25 μm.

 

 

FAQ

 

Q: What is the difference between Type 2 and Type 5 titanium tube?

A: Grade 2 is all titanium. Grade 5 is an alloy that also includes aluminum and vanadium (6% aluminum and 4% vanadium, which is why it's also referred to as Ti 6Al-4V). Grade 5 is harder; expect to see Grade 5 in higher-end manufacturing, while lower-priced options might use Grade 2.

Q: Can Grade 2 titanium tube be polished?

A: For many titanium alloys such as Ti-6Al-4V, one can move directly to a final polish after the 9-micron stage. This 3-step method is very effective for most titanium alloys. More sensitive alloys such as Grade 2 and commercial purity titanium may benefit from an added 3-micron stage.

Q: What is the difference between Grade 2 and 6AL-4V titanium tube?

A: Grade 2 is "commercially pure" titanium and provides light weight and corrosion resistance but isn't quite as strong as alloys like Grade 5. Grade 5, or Ti 6Al-4V, is titanium alloyed with 6% aluminum and 4% vanadium. The resultant alloy increases strength, as well as heat and corrosion resistance.

Q: What is Grade 2 titanium tube?

A: CP (Commercially Pure) Grade 2 is the most frequently employed unalloyed titanium grade. It provides moderate strength (typical yield strength 352 MPa) combined with good ductility and formability and excellent weldability. Grade 2 titanium has a density of 4.51 g/cc - less than 60% that of steel.

Q: What is titanium Grade 5 tube used for?

A: Grade 5 Titanium (Ti-6Al-4V) is a common choice for use in demanding applications where a material is needed that can emulate bone-like for biomedical implants or for high temperature structural applications such as the aerospace industry. An important alloying element for both Grade 9 and Grade 5 Titanium is vanadium.

Q: What is Grade 5 titanium tube?

A: Titanium Grade 5 is a pure alpha-beta titanium with aluminum as the alpha stabilizer and vanadium as the beta stabilizer. This alloy is primarily use for corrosion resistance and is the most widely used specification in all product forms.

Q: Is Grade 5 titanium tube the strongest?

A: Grade 1 is the most pure of the pure grades. Grade 2 is most common. Grade 4 is the strongest of them. Grade 5 is the most common alloy and is significantly stronger than the pure grades and most common steels.

Q: What is titanium tube used for?

A: Because of this, titanium tubing is the perfect option for components in the aerospace industry. It is also used in the marine industry, another environment where the metal has to withstand corrosive liquids and pressure, but still be light.

Q: How hard is it to bend Grade 2 Grade5 titanium tube?

A: Without a specialized titanium tube bending machine, it's almost impossible. Even with manual tube benders, the process can take a lot of effort to bend/form even a thin titanium tube. Even hot bending requires a certain degree of effort and lots of time.

Q: What's so special about Grade 2 Grade5 titanium tube?

A: Titanium is highly resistant to chemical attack and has the highest strength to weight ratio of any metal. These unique properties make Titanium suitable for a wide range of applications.

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