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High Quality ASTM B338 Titanium Tube and Pipe from China Suppliers | Factory Direct Offer

Baoji Special Steel is the leading private titanium tube manufacturer in China, boasting a complete production chain that spans from melting raw materials to extruding hollow billets and rolling them into finished tubes. Our operations are certified by ISO, PED, AD2000, and EIL/BHEL, ensuring top-notch quality.
Our titanium pipes are produced through advanced extrusion, piercing, and rolling processes, giving them exceptional corrosion resistance, a high strength-to-weight ratio, non-magnetic properties, effective heat transfer, lightweight construction, and an extended service life. These features make our products ideal for diverse applications in aerospace, chemical processing, marine engineering, medical devices, and power plants.

Specifications include ASTM B338/ASME SB338, ASTM B861/ASME SB861, and DIN17861.

Available materials: Gr.1, Gr.2, Gr.3, Gr.7, Gr.9, Gr.11, Gr.12, Gr.16, Gr.17.

Our size range includes outer diameters from 1.5 mm to 219 mm, wall thickness from 0.3 mm to 8.0 mm, and lengths up to 18,000 mm.

As a prominent supplier and factory in China, we are committed to delivering high-quality titanium tubes to meet your needs.

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To Know About Titanium Tube

Titanium tube has the advantages of light weight, high strength and superior mechanical properties. It is widely used in heat exchange equipment, such as tubular heat exchanger, coil heat exchanger, serpentine tube heat exchanger, condenser, evaporator and conveying pipeline. Many nuclear power plants use titanium tube as the standard tube for their units.

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The seamless titanium tube has high strength. The tensile strength of titanium alloy is 686–1176 MPa, and the density is only about 60% of that of steel, so the specific strength is very high. The hardness of titanium alloy (annealed) is HRC32–38. Seamless titanium tube also has strong corrosion resistance. Titanium at 550℃ in the air below, the surface will form thin and dense oxide film rapidly. Therefore, the corrosion resistance of titanium is better than that of most stainless steel in oxidizing media such as atmosphere, sea water, nitric acid, sulfuric acid and strong alkali.

Another great thing about titanium is that, just as there are different types of stainless steel, copper, nickel, there are many different grades of titanium tube.

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For instance, ASTM has a variety of standards (principally ASTM B338/ASME SB338, ASTM B265/ASME SB265, ASTM B348/ASME SB348, and ASTM B381/ASME SB381) relating to the "recipes" for titanium grades used in different applications. If you look at the specs, you will see there are even multiple grades for unalloyed titanium, e.g. GR1, GR2, GR5, GR7, GR9 and GR12 etc.

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Another advantage of titanium tube in medical devices is that it is biocompatible. Not only can the human body tolerate the use of titanium (which is important enough), but it is also nonmagnetic — an increasingly important trait as the use of magnetic resonance imaging (MRI) becomes more common in medical diagnostics.

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Titanium Tube Tensile Requirements

Grade	Tensile Strength, Min		Yield Strength, 0.2% Offset Yield				Elongation in 2 in. or 50mm, Min. %
	Ksi	MPa	Min.		Max.
	Ksi	MPa	Ksi	MPa	Ksi	MPa
1	35	240	20	138	45	310	24
2	50	345	40	275	65	450	20
3	65	450	55	380	80	550	18
5	130	895	120	828	—	—	10
7	50	345	40	275	65	450	20
9A	90	620	70	483	—	—	15C
9B	125	860	105	725	—	—	10
11	35	240	20	138	45	310	24
12	70	483	50	345	—	—	18C
16	50	345	70	275	65	450	20
17	35	240	20	138	45	310	24

Frequently Asked Questions

❓ What are the main advantages of titanium tubes?

Titanium tubes offer a combination of light weight, high strength, and superior mechanical properties. Their tensile strength ranges from 686 to 1176 MPa, while their density is only about 60% of steel, resulting in an exceptionally high strength-to-weight ratio. They are also highly corrosion-resistant and biocompatible.

❓ What industries commonly use titanium tubes?

Titanium tubes are widely used in heat exchange equipment (such as tubular heat exchangers, coil heat exchangers, condensers, and evaporators), nuclear power plants, chemical processing, marine engineering, aerospace, and medical device manufacturing.

❓ What ASTM standards apply to titanium tubes?

The principal ASTM standards for titanium tubes include ASTM B338/ASME SB338, ASTM B265/ASME SB265, ASTM B348/ASME SB348, and ASTM B381/ASME SB381. These standards define the chemical compositions and mechanical properties for various titanium grades such as GR1, GR2, GR5, GR7, GR9, and GR12.

❓ Why is titanium tube preferred in medical applications?

Titanium is biocompatible, meaning the human body can safely tolerate it without adverse reactions. Additionally, titanium is nonmagnetic, which is an increasingly critical property as MRI (Magnetic Resonance Imaging) technology becomes more prevalent in medical diagnostics.

❓ How does the corrosion resistance of titanium tubes compare to stainless steel?

Titanium forms a thin, dense oxide film on its surface when exposed to air below 550°C, giving it excellent corrosion resistance. In oxidizing media such as atmosphere, seawater, nitric acid, sulfuric acid, and strong alkalis, titanium's corrosion resistance surpasses that of most stainless steels.

❓ What is the difference between titanium Grade 1 and Grade 5 in terms of tensile strength?

Grade 1 is the purest and softest form of unalloyed titanium, with a minimum tensile strength of 35 Ksi (240 MPa) and is best suited for applications requiring high ductility and formability. Grade 5 (Ti-6Al-4V) is an alloyed titanium with a much higher minimum tensile strength of 130 Ksi (895 MPa), making it ideal for high-strength structural and aerospace applications.