• Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
  • Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
  • Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
  • Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
  • Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
  • Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube

Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube

Type: Titanium Pipes
Application: Industrial, Medical
Technique: Hot Rolled
Grade: Gr2 Grade2
Shape: Round
Standards: Astmb861 B862 B338 ASME Sb861 Sb862 Sb338
Samples:
US$ 1/Piece 1 Piece(Min.Order)
| Request Sample
Customization:
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  • Overview
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  • FAQ
Overview

Basic Info.

Model NO.
Grade 2 titanium tube
Titanium Plate Grade
Grade 2 Uns R50400
Transport Package
Wooden Box
Specification
φ 6.35mm-φ 1219mm
Trademark
Daxun
Origin
China
Production Capacity
1000ton

Product Description

Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
Product Parameters
 
 Grade 2 Titanium pipe & Tubes Specification ASTM B338 / ASTM B861 / ASTM B862 / ASME SB338 / ASME SB861 / ASME SB862
Grade 2 Titanium pipe & Tubes Grades Commercially pure titanium Grade 2- TA2- USN 50400
Grade 2 Titanium pipe & Tubes Type ot Rolled / Cold Drawn / Welded / ERW
Grade 2 Titanium pipe & Tubes Outer Diameter Size Titanium seamless pipe - φ1.0mm to φ508.3mm
Titanium welded pipe - φ1.0mm to φ1219mm
Grade 2 Titanium pipe & Tubes Wall Thickness 1.0mm-50mm (customizable wall thickness)
Grade 2 Titanium pipe & Tubes Length 5 to 7 Meters, 09 to 13 Meters, Single Random Length, Double Random Length And Customize Size.
Titanium pipe Form TA2 ' Hollow, U' bent, LSAW, Hydraulic, Straight Tube, Boiler, Round, Tube Coil, Square, Rectangular Etc
Marking  TA2 3.7035 All Titanium Tubes Tubing are marked as follows: Grade, Standard, Thickness, OD, Heat No., Length (Or according to the customer's request.)
Uses of Titanium Alloy Tubes Gas pipes, oil pipes, heat exchanger tubes, boiler tubes, fluid pipes, titanium exhaust pipes.
Grade 2 Titanium pipe & Tubes Pipe Ends Plain Ends / Beveled Ends
Grade 2 Titanium pipe & Tubes Delivery Conditions As Rolled, Cold Drawn, Hot Finish, Stress Relieved, Annealed, Hardened, Tempered
Grade 2 Titanium pipe & Tubes Coating Electropolish, Mechanical Polish, Satin Finish, Passivated
Grade 2 Titanium pipe & Tubes Other Testing ardness Test, Hydrostatic Test, Eddy Current test, Eddy Current, Tensile Test, Flattening, Flare Test, Annealed, Hydrostatic Test, Tempered, Stress Relieved etc.
Grade 2 Titanium pipe & Tubes Dimension All Pipes Is Manufactured and Inspected / Tested to the Relevant standards including ASTM And ASME
Grade 2 Titanium pipe & Tubes Value Added Services Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Heat Treatment
Grade 2 Titanium pipe & Tubes Packaging Loose / Bundle / Wooden Pallet / Wooden box-a / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector
Grade 2 Titanium pipe & Tubes Shipment & Transportation By Road - Truck / Train, By Sea - Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 45 Feet Container / High Cube Container / Open Top Container, By Air - Freighter Civil Passenger and Cargo Planes
Grade 2 Titanium pipe & Tubes Material Test Certificate Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS ETC
 
Detailed Photos

Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube

Advanced Production: Titanium Welded Tube

Grade 2 Titanium Welded Tube: Diameter ranges from 6.0mm to 1219mm, with wall thickness ranging from 0.3mm to 30mm (depending on diameter), and lengths up to 25000mm. Crafted from Gr1 titanium tube, these welded tubes are manufactured from flat rolled billets (tube blanks) using state-of-the-art electric tube welding machines and automatic tungsten inert gas (argon) welding. They are heat treated on the mill line. Each tube undergoes comprehensive mechanical tests, geometric measurements, 100% ultrasonic and eddy current testing, as well as pneumatic or hydrostatic testing before packaging to customer specifications. Our advanced manufacturing technology, along with precise inspection and testing equipment, ensures that our thin wall welded tubes meet stringent ASTM B 338 and ASME SB 338 specifications.

 

Advanced Production: Titanium Seamless Pipe

  • Grade 2 titanium seamless pipes are expertly hot rolled or hot extruded, straightened, and meticulously processed for both inner and outer diameters, followed by surface etching. Available in both heat-treated and non-heat-treated forms, Daxun ensures 100% ultrasonic flaw detection capabilities. Our hot rolled pipe/hot extruded titanium seamless pipes feature outer diameters from 1.0mm to 325mm, wall thicknesses from 0.3mm to 50mm, and lengths up to 12000mm. Cold rolled titanium seamless pipes, supplied post-heat treatment, undergo surface etching and water pressure tests or ultrasonic flaw detection per manufacturing specifications. These pipes come with outer diameters ranging from 6mm to 102mm, wall thicknesses from 0.5mm to 20mm, and lengths up to 9000mm.
    (The above specifications are agreed upon by the manufacturer and the customer based on specific requirements.)
Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
 
Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube

Grade 2 Titanium Tube Features

Daxun's Grade 2 Titanium Tube boasts medium strength and superb cold forming properties. It excels in welding and offers exceptional resistance to oxidation and corrosion.

  • High Strength Titanium Alloy
  • Exceptional Cold Formability
  • Outstanding Weldability
  • Superior High Oxidation Resistance
  • We maintain a wide inventory of Grade 2 Titanium Tubes, including Titanium Welded Tubes, Titanium Seamless Tubes, Pipe Fittings, and Forged Seamless Tubes.
 

A global leader in the fabrication of commercially pure titanium tubes.

Purchase Grade 2 Titanium Tubes from Daxun; we offer an extensive size range starting from 1.0 mm diameter. Whether you need stock items or custom-made tubes, we have you covered. We can promptly supply drawn, seamless rolled, or longitudinally welded tubes suited for various applications. Our welded and seamless tubes, crafted from Grade 2 Titanium, adhere to industry specifications such as ASTM B 338, ASME SB 338, DIN, and VD TÜV standards.

Our CP Grade 2 tubes feature a density of 4.51 g/cm³, which is 45% lighter than ferrous alloys. This medium-strength alloy boasts a typical yield strength of 352 MPa. It offers excellent ductility, formability, and welding properties. The inclusion of iron and oxygen enhances its strength and formability. CP Grade 2 demonstrates performance similar to Grade 1 Titanium, including outstanding corrosion resistance in oxidizing conditions, but it provides greater strength compared to Grade 1.

Grade 2 Titanium Tubes are commercially pure titanium, striking a perfect balance between strength and ductility. Known for its toughness, it is the most widely used titanium alloy due to its high strength, weldability, and corrosion resistance. Its high ductility and formability make it the preferred choice for piping systems, heat exchangers, reaction and pressure vessels, and flue gas desulfurization systems. Grade 2 titanium alloys are extensively used across various industries, including chemical processing, petrochemical processing, aerospace, and marine applications.

Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
Packaging & Shipping

Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
Company Profile

Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube

Titanium Seamless Tubes
Daxun produces:
Hot-finished Titanium Tubes
Our hot-finished titanium tubes are meticulously crafted through hot-rolling or hot-extruding processes. These tubes are then precision-straightened and machined to exact inside and outside diameters, followed by a thorough surface polishing. We offer them in both heat-treated and non-heat-treated options. At Jiangsu Daxun Alloy Co., Ltd., we ensure the highest quality with 100% ultrasonic flaw detection capability.
Titanium Tube Materials Available:
Our hot-rolled titanium tubes come with an outer diameter (OD) ranging from 19mm to 325mm, wall thickness from 9mm to 30mm, and lengths up to 5000mm, adjustable based on mutual agreement. The hot-extruded tubes feature an OD of 50mm to 160mm, wall thickness of 7mm to 35mm, and lengths up to 3000mm, also customizable as per client and manufacturer agreement.
Cold-finished Titanium Tubes
Cold-finished titanium tubes are expertly crafted, heat-treated, surface-etched, and undergo rigorous hydrostatic or ultrasonic testing, tailored to meet specific manufacturing requirements. We provide tubes with an OD ranging from 6mm to 89mm, wall thickness from 0.5mm to 11mm, and lengths extending up to 6000mm, customizable by mutual consent.

Titanium Welded Pipes
DaXun specializes in the manufacture and supply of titanium pipes with diameters spanning from 12.7mm to 38.1mm (0.47in to 1.5in), wall thicknesses from 0.4mm to 1.65mm (0.016in to 0.065in), and lengths reaching up to 25000mm. Our pipes, available in electrical Gr1, Gr2, and Gr12 titanium alloys, are ideal for engineering and chemical industries. Fabricated from flat rolled raw material through automated tungsten inert gas (argon) welding, these pipes are heat-treated in-line. Each finished pipe undergoes stringent mechanical testing, precise geometrical measurements, and comprehensive ultrasonic and eddy current testing, along with pneumatic or hydrostatic testing. We adhere to ASTM B338 and ASME SB338 standards, ensuring our products meet the highest quality benchmarks. Packaging is customized to meet client specifications.

Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube
CP GR1 Titanium tube PHYSICAL PROPERTIES
Physical Properties Metric English Comments
Density 4.50 g/cc 0.163 lb/in³  
a Lattice Constant 2.95 Å @Temperature 25.0 °C 2.95 Å @Temperature 77.0 °F alpha phase
3.29 Å @Temperature 900 °C 3.29 Å @Temperature 1650 °F beta phase
c Lattice Constant 4.683 Å 4.683 Å @Temperature 77.0 °F c/a = 1.587
 
Mechanical Properties Metric English Comments
Hardness, Brinell 120 120 annealed
Hardness, Knoop 132 132 Estimated from Brinell.
Hardness, Rockwell B 70 70 annealed
Hardness, Vickers 122 122 Estimated from Brinell.
Tensile Strength 124 - 138 MPa @Temperature 427 °C 18000 - 20000 psi @Temperature 801 °F  
152 - 179 MPa @Temperature 316 °C 22000 - 26000 psi @Temperature 601 °F  
193 - 207 MPa @Temperature 204 °C 28000 - 30000 psi @Temperature 399 °F  
Tensile Strength, Ultimate 240 MPa 34800 psi  
Tensile Strength, Yield 170 - 310 MPa 24700 - 45000 psi  
76.0 - 90.0 MPa @Temperature 427 °C 11000 - 13100 psi @Temperature 801 °F 0.2% offset
   
83.0 - 103 MPa @Temperature 316 °C 12000 - 14900 psi @Temperature 601 °F 0.2% offset
110 - 124 MPa @Temperature 204 °C 16000 - 18000 psi @Temperature 399 °F 0.2% offset
Elongation at Break 24% 24%  
25 - 30 % @Temperature 427 °C 25 - 30 % @Temperature 801 °F  
30 - 35 % @Temperature 316 °C 30 - 35 % @Temperature 601 °F  
40 - 50 % @Temperature 204 °C 40 - 50 % @Temperature 399 °F  
Reduction of Area 35% 35%  
Tensile Modulus 103 GPa 14900 ksi  
Compressive Modulus 110 GPa 16000 ksi  
Poissons Ratio 0.37 0.37  
Shear Modulus 45.0 GPa 6530 ksi  
Charpy Impact 310 J 229 ft-lb V-notch
Impact Test 136 J 100 ft-lb Impact Strength
Coefficient of Friction, Dynamic 0.68 0.68 Ti sliding on Ti; 300 m/min
  0.8 0.8 Ti sliding on Ti; 40 m/min
 
CP GR2 Titanium tube PHYSICAL PROPERTIES
Density Magnetic Permeability
0.163 lbs/in-3 Nonmagnetic
4.51 g/cm-3 Electrical Resistivity
Beta Transus (+/-25°F, +/--3.9°C) 21 µΩ/in
1680°F 0.53 µΩ/m
915°C Elastic Modulus
Thermal Conductivity 15.2-17.4 Msi
12.60 BTU hr-1ft-1 °F-1 105-120 GPa
21.79 W m-1 °C-1 Typical values at room temperature of about 68-78°F (20-25°C)
 
GR5 TI6AL4V Titanium tube PHYSICAL PROPERTIES
Physical Properties Metric English Comments
       
Density 4.43 g/cc 0.16 lb/in³  
Mechanical Properties
       
Hardness, Brinell 334 334  Estimated from Rockwell C.
Hardness, Knoop 363 363  Estimated from Rockwell C.
Hardness, Rockwell C 36 36  
Hardness, Vickers 349 349  Estimated from Rockwell C.
Tensile strength min. 895MPa 129810 psi  
Yield strength min. 828MPa 120090 psi  
Elongation at Break min.10 % 10 %  
Reduction of Area min.25 % 25 %  
Modulus of Elasticity 113.8 GPa 16500 ksi  
Compressive Yield Strength 970 MPa 141000 psi  
Notched Tensile Strength 1450 MPa 210000 psi  Kt (stress concentration factor) = 6.7
Ultimate Bearing Strength 1860 MPa 270000 psi  e/D = 2
Bearing Yield Strength 1480 MPa 215000 psi  e/D = 2
Poisson's Ratio 0.342 0.342  
Charpy Impact 17 J 12.5 ft-lb  V-notch
Fatigue Strength 240 MPa 34800 psi  at 1E+7 cycles. Kt (stress concentration factor) = 3.3
Fatigue Strength 510 MPa 74000 psi  Unnotched 10,000,000 Cycles
Fracture Toughness 75 MPa-m½ 68.3 ksi-in½  
Shear Modulus 44 GPa 6380 ksi  
Shear Strength 550 MPa 79800 psi  Ultimate shear strength
Electrical Properties
       
Electrical Resistivity 0.000178 ohm-cm 0.000178 ohm-cm  
Magnetic Permeability 1.00005 1.00005  at 1.6kA/m
Magnetic Susceptibility 3.30E-06 3.30E-06  cgs/g
Thermal Properties
       
CTE, linear 20°C 8.6 µm/m-°C 4.78 µin/in-°F  20-100ºC
CTE, linear 250°C 9.2 µm/m-°C 5.11 µin/in-°F  Average over the range 20-315ºC
CTE, linear 500°C 9.7 µm/m-°C 5.39 µin/in-°F  Average over the range 20-650ºC
Specific Heat Capacity 0.5263 J/g-°C 0.126 BTU/lb-°F  
Thermal Conductivity 6.7 W/m-K 46.5 BTU-in/hr-ft²-°F  
Melting Point 1604 - 1660 °C 2920 - 3020 °F  
Solidus 1604 °C 2920 °F  
Liquidus 1660 °C 3020 °F  
Beta Transus 980 °C 1800 °F  
 
Certifications

Gr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium TubeGr2 Titanium Tube Titanium Welded Pipe Titanium Seamless Tube Manufacturer ASME Sb-861 High Temperature Resistant Petrochemical Grade 2 Titanium Tube

Grade 2 Titanium Tube (UNS R50400 / Werkstoff WS 3.7034)

This is the most commonly utilized titanium tube for industrial applications due to its superb balance of moderate strength and reasonable ductility. Renowned for its excellent corrosion resistance in both highly oxidizing and slightly reducing environments, including chlorides, it excels in offering superior protection. Widely employed in the chemical and offshore industries, as well as in aircraft manufacturing, this grade is ideal where both strength and ease of forming are paramount. Its diverse applications include heat exchangers, hypochlorite systems, fire water systems, ballast water systems, industrial and aerospace components, CPI equipment, and various piping systems.

Fabrication

Titanium Grade 2 responds exceptionally well to cold forming using standard methods. Machining this material is straightforward, but it requires sharp tools and plenty of coolant. Similar to machining austenitic stainless steels, the cutting process should involve deep, continuous cuts with slow feed rates and speeds to ensure precision and avoid damage.

Stock Availability

Daxun Alloys stocks CP 2 Grade Titanium Seamless and Welded Pipes in a wide array of sizes to meet diverse industrial needs.

Weight Reduction

CP 2 grade titanium tubes are renowned for their low density and high strength-to-weight ratio, making them perfect for applications that demand weight reduction without compromising overall strength. Cold formable and highly ductile, these tubes can be welded using standard TIG and MIG processes. However, inert gas shielding is needed to prevent embrittlement of the weld zone, ensuring durability and reliability.

Crystal Structure

At ambient temperature, ASTM B338 Grade 2 titanium tube exhibits an alpha (hexagonal close-packed) crystal structure, akin to commercially pure titanium grades 1 and 3. At approximately 885°C [1625°F], it transitions to a beta (body-centered cubic) structure. This transformation temperature can be modified by the type and amount of impurities or alloying elements. Alloying additions can further divide the equilibrium transformation temperature into two zones: the alpha transformation zone, below which the alloy remains all alpha, and the beta transformation zone, above which it becomes entirely beta. In the intermediate range, both alpha and beta forms coexist. Typical alpha and beta transformation temperatures for grade 2 titanium are 890°C (1635°F) and 913°C (1675°F), respectively.

Grade 2 Titanium Seamless Pipe Manufacturing Process

Daxun's ASTM B338 Grade 2 titanium seamless tubes are crafted from hollow blanks using a hot extrusion process or oblique rolling and piercing method, followed by multiple cold rolling processes. Throughout the manufacturing stages, titanium seamless tubes maintain continuous perimeters. The production process includes several steps: sponge titanium vacuum arc melting ingot blanking to obtain hollow blanks cleaning cutting and feeding hot extrusion, or oblique rolling and piercing degreasing drying cutting online annealing and straightening pickling multiple cold rolling degreasing drying vacuum annealing straightening cutting pickling final inspection marking (DAXUN) and packaging.

Grade 2 Titanium Welded Pipe Manufacturing Process

Daxun's ASTM B338 Grade 2 titanium welded pipes are produced using annealed flat-rolled steel plates or strips through an automatic arc welding (TIG) process. The production involves several key steps: titanium plate uncoiling shearing butt welding cleaning pipe forming TIG welding eddy current testing pre-sizing annealing precision reducing and sizing straightening eddy current testing caliper marking cutting ultrasonic testing hydrostatic testing final inspection packaging. Welded pipes must undergo at least one stress relief heat treatment post-forming and welding. Daxun employs filler materials during the welding process to ensure quality.

Grade 2 Titanium Tube (UNS R50400 / Werkstoff WS 3.7034)

This titanium tube is the preferred choice for a myriad of industrial applications due to its exceptional balance of moderate strength and reasonable ductility. It features outstanding corrosion resistance in both highly oxidizing and mildly reducing environments, including those containing chlorides. This makes it ideal for use in the chemical and offshore sectors, aircraft manufacturing where strength and formability are critical, as well as in heat exchangers, hypochlorite, fire water, and ballast water systems. Additionally, it is highly effective in industrial and aerospace components, CPI equipment, and various piping systems.

Fabrication

Titanium Grade 2 adapts excellently to cold forming using conventional methods. It can be easily machined with a focus on maintaining sharp tools and generous use of coolant. Similar to machining austenitic stainless steels, machining should involve deep, continuous cuts with slow feeds and speeds for optimal results.

Stock Availability

Daxun Alloys maintains an extensive inventory of CP 2 Grade Titanium Seamless and Welded Pipes available in a wide range of sizes to meet diverse requirements.

Weight Reduction

Titanium Grade 2 tubes boast a low density and a high strength-to-weight ratio, making them perfect for applications demanding weight reduction without compromising strength. These tubes are cold formable, possess good ductility, and can be welded using standard TIG and MIG processes, with inert gas shielding to prevent weld zone embrittlement.

Crystal Structure

At ambient temperature, ASTM B338 Grade 2 titanium tube exhibits an alpha (hexagonal close-packed) crystal structure, similar to commercially pure titanium grades 1 and 3. Around 885°C (1625°F), it transitions to a beta (body-centered cubic) structure. This transformation temperature can vary with different impurities or alloying additions, which also create distinct alpha and beta transformation zones. Typical transformation temperatures for grade 2 titanium are 890°C (1635°F) for alpha and 913°C (1675°F) for beta.

Grade 2 Titanium Seamless Pipe Manufacturing Process

Daxun's ASTM B338 Grade 2 titanium seamless tubes are skillfully crafted from hollow blanks through a hot extrusion process or an oblique rolling and piercing process, followed by multiple cold rolling procedures. Throughout the manufacturing stages, these tubes maintain continuous perimeters. The comprehensive production process involves: vacuum arc melting of sponge titanium, blanking to create hollow blanks, cleaning, cutting, hot extrusion or oblique rolling and piercing, degreasing, drying, cutting, online annealing, straightening, pickling, multiple cold rolling, degreasing, drying, vacuum annealing, straightening, cutting, pickling, final inspection, marking (DAXUN), and packaging.

Grade 2 Titanium Welded Pipe Manufacturing Process

Daxun's ASTM B338 Grade 2 titanium welded pipes are produced from annealed flat-rolled steel plate or steel strip utilizing the automatic arc welding (TIG) process. Key production stages include: titanium plate uncoiling, shearing, butt welding, cleaning, pipe forming, TIG welding, eddy current testing, pre-sizing, annealing, precision reducing and sizing, straightening, eddy current testing, caliper marking, cutting, ultrasonic testing, hydrostatic testing, final inspection, and packaging. Welded pipes undergo at least one stress-relief heat treatment post-forming and welding, with no filler materials used during the welding process.

Ti-6Al-4V Titanium Pipe - Grade 5 Titanium Tube

Titanium Alloy - (UNS R56400)
Introduction
The DAXUN Ti-6Al-4V Titanium Tube, Grade 5 (UNS R56400), stands as the most distinguished titanium alloy in the market. This duplex alpha+beta titanium alloy employs aluminum as its alpha stabilizer and vanadium as the beta stabilizer, ensuring unparalleled strength and versatility. Capable of withstanding low temperatures of about 800°F (427°C), this high-strength alloy is integral to various applications. ATI Ti-6Al-4V, Grade 5, is ideal for annealing, solution treating, and aging processes. It finds extensive use in compressor blades, disks, and rings for jet engines; fuselage and space capsule components; pressure vessels; *** cases; helicopter rotor hubs; fasteners; and other critical forgings, all requiring a high strength-to-weight ratio.
Initially, the alloy undergoes melting through advanced techniques such as Vacuum Arc Remelting (VAR), Electron Beam (EB) melting, or Plasma Arc Hearth Melting (PAM). Consistent remelting is achieved through one or two steps of Vacuum Arc Remelting.
Specifications
• ASTE B338 - Standard Heat Treatable Titanium Tube
• AMS 4928 - Forgings and Forging Stock (Annealed)
• AMS 4965 - Forgings (Solution Treated and Aged)
• AMS 4967 - Forgings (Annealed, Heat Treatable)

Physical Properties

DAXUN Ti-6Al-4V Titanium Tube Melting Range: 2,800-3,000°F (1,538 - 1,649°C)
Density: 0.160 lb/in³ (4.47 g/cm³)
Beta Transus Temperature: 1830°F (± 25°) or 999°C (± 14°)

Heat Treatment

For achieving high hardness, tensile strength, and fatigue strength, annealing is performed at temperatures ranging from 1,700-1,900°F (927 - 1,038°C).
The DAXUN 6-4 Grade 5 Titanium Tube allows for various heat treatment processes to elevate its performance characteristics.
1. Annealing: Conducted at 1,275-1,400°F (691-760°C) for ½ to 2 hours, followed by air or furnace cooling.
2. Stress Relief Annealing: Executed at 1,000-1,200°F (538-649°C) for 1 to 8 hours, with air or furnace cooling.
3. Solution Heat Treating: Carried out at 1,675-1,750°F (913-954°C) for 1 hour, followed by water quenching.
4. Aging: Performed at 975-1,025°F (524-552°C) for 4 to 8 hours, followed by air cooling.

Optimum Properties

Achieving optimal properties involves rapid quenching of smaller cross-sections in the solution-treated and aged conditions. Larger cross-sections or delayed quenching may lead to less than ideal outcomes.

Hardness

Typical hardness values range from Rockwell C 30-34 in the annealed condition to approximately Rockwell C 35-39 in the solution-treated and aged condition.

Forgeability/Formability

DAXUN Ti-6Al-4V Titanium Tube, Grade 5, is forged at a temperature of 1,750°F (954°C), with a final forging temperature of 1,450°F (788°C). A reduction rate of at least 35% is recommended to achieve the best results.

Even when annealed, Grade 5 Titanium Tube is challenging to form at room temperature. Therefore, severe forming operations, such as bending or stretching, should be carried out on the annealed material at temperatures up to 1,200°F (649°C) to avoid altering its mechanical properties. Creep forming can be utilized for hot sizing or forming tasks at temperatures ranging from 1,000 to 1,200°F (538 to 649°C).

Effortless Machinability

Experience the precision and efficiency of Jiangsu Daxun Alloy Co., Ltd.'s DAXUN Ti-6Al-4V Titanium Tube, Grade 5. This exceptional titanium tube can be expertly machined using standard techniques for austenitic stainless steels. Benefit from slow speeds, high feeds, and robust tool rigidity, all while utilizing ample quantities of non-chlorinated cutting fluids to achieve immaculate results.

Seamless Weldability

The DAXUN Ti-6Al-4V Titanium Tube, Grade 5, from Jiangsu Daxun Alloy Co., Ltd. offers remarkable weldability whether in the annealed or solution and partially aged conditions. This ensures a robust performance even with aging.

Post-weld heat treatments effectively complete the aging process. To achieve optimal results, it's crucial to avoid contamination with oxygen, nitrogen, and hydrogen. Fusion welding is best performed in an inert gas-filled chamber or with an inert gas tail shield to protect the molten metal and surrounding hot zones. Additionally, spot welding, seam welding, and flash welding can be accomplished successfully without a protective atmosphere.

Essential Considerations

When working with the DAXUN Ti-6Al-4V Titanium Tube, Grade 5, from Jiangsu Daxun Alloy Co., Ltd., be mindful of potential contamination. This premium-grade titanium tube can absorb hydrogen from improper pickling and oxygen, nitrogen, and carbon during processes like forging, heat treating, and brazing. Such contamination can decrease ductility and negatively affect notch sensitivity and formability, so careful handling is essential for maintaining quality.
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Registered Capital
10000000 RMB
Management System Certification
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000, OHSAS/ OHSMS 18001, IATF16949, HSE, ISO 14064, QC 080000, GMP, BSCI, BRC, SA 8000, QHSE, HACCP, ISO 13485, EICC, ANSI/ESD, SEDEX, ISO 22000, AIB, WRAP, GAP,ISO 29001, HQE, IFS
OEM/ODM Availability
Yes