Titanium ASTM B338 Grade 7 heat exchanger lightweight tube
Oct 17, 2025 ASTM-B338-Titanium.pdf
GNEE can provide the form
Gr7 Titanium Rod
Gr7 Titanium Pipe
Gr7 Titanium Sheet
GR7 Thin Titanium Wire
Titanium Foil Roll Gr7
Products Description
Titanium ASTM B338 Grade 7 Pipes & Tubes are highly valued for their unique properties and applications. Known chemically by the symbol 'Ti' and commonly referred to as 'Ti Grade 2 Pipes and Tubes,' these seamless titanium tubes are lightweight, non-magnetic, and scratch-resistant. They offer superior corrosion resistance compared to stainless steel and have a lower density.
Grade 7 Titanium Pipes are durable and corrosion-resistant, making them ideal for various industrial applications.
These pipes and tubes are widely used in industries such as cement, power generation, oil refining, and textile machinery. Additionally, Grade 7 Titanium Welded Tubes are often employed as heat exchanger tubes in power plants due to their excellent thermal conductivity and resistance to high temperatures.Available in a variety of sizes and shapes, ASTM B338 Grade 7 Pipes and Tubes offer optimal quality and performance for demanding applications.
ASTM B338 Gr7 Titanium Pipes & Tubes Supplier
GNEE is a leading supplier of ASTM B338 Grade 7 titanium tubing. Due to the limitations of stainless steel and other materials in certain environments, titanium tubing is increasingly used in a variety of applications. Titanium tubing is a common rolled product renowned for its exceptional corrosion resistance and superior strength-to-weight ratio, making it an ideal choice for a wide range of products and industries. The development of various titanium alloys has expanded its application across various sectors, including industrial and chemical processing and power generation. The American Society of Mechanical Engineers (ASME) has approved numerous titanium alloy grades, providing a wide range of options for diverse projects. While grades 1, 2, 3, 7, 9, and 11 are available, Grade 2 is generally preferred for most applications due to its availability and suitability for rapid production and large-volume orders.
When selecting a titanium alloy grade, it is crucial to determine the specific requirements of the application. For areas requiring enhanced corrosion resistance, grades 7, 12, 16, or 26 are ideal. For applications requiring higher strength, grades 3 and 12 may be more suitable.
ASTM B338 Gr7 Titanium Pipes Specification
| Standard | ASTM B861, B338, B388, B862 / ASME SB861, SB338, SB388, SB862 |
| Pipe Range | ½"NB to 24"NB in Sch 10s, 40s, 80s, 160s, XXS |
| Tube Range | 1mm OD upto 254mm OD in Thickness 0.1 to 20mm |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes & Tubes |
| Form | Round, Square, Rectangular, Hydraulic Etc. |
| End | Plain End, Bevelled End, Treaded |
| Length | Single Random, Double Ranidom & Cut Length |
Chemical Composition Of Titanium Alloy Gr7 Pipe & Tube
| C | Ti | N | Fe | H | Pd | Al | O |
| .08 max | Bal | .03 max | 0.2 max | 0.30 max | .015 max | .12-.25 | .25max |
Mechanical Properties Of Titanium Alloy Gr7 Pipe & Tube
| Density | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 0.163 ib/in3 | 50 | 40/65 | 20 % |
Mechanical Properties Of Titanium Alloy Gr7 Pipe & Tube
| STANDARD | WERKSTOFF NR. | UNS |
| Titanium Gr7 | 3.7235 | R52400 |
Products provided by GNEE
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Production Name |
Titanium Pipe/Tube |
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Grade |
Gr1, Gr2, Gr3,Gr4,Gr5, Gr7, Gr6,Gr9, Gr11, Gr12 ,Gr16, Gr17,Gr25 |
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Size |
All sizes can be customized |
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Application |
Metallurgy, electronics, machinery, medical treatment, chemical industry, petroleum, medical treatment, aerospace |
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Feature |
High corrosion resistance, low density, good thermal stability |
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Technology |
Hot Forged, Hot Rolled, Cold Rolled, Annealing, Pickling |
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Surface |
Bright, Polished, Pickling, Acid cleaning, Sandblasting |
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Packing |
Export Standard Woodcase |
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Delivery time |
10-25days according to the quantity and process of the product |
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Quality and test |
Hardness test, Bending test, Hydrostatic etc. |
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Product name |
Pure Titanium bar/Pure Titanium rod/Titanium alloy bar/Tianium alloy rod |
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Standard |
GB/T 2965-2007 GB/T 13810-2007, ASTM B348,ASTM F67,ASTM F136, AMS4928,MIL4911 |
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Titanium type |
Commercially Pure(CP) / Titanium alloy |
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Grade |
TA1 TA2 TA3 TA4 TA5 TA6 TA7 TA8 TA9 TA10 TA11 TA12 TA13 TA14 |
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Diameter |
3-350mm |
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Length |
Max6000mm |
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Technique |
Forging, machining |
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Surface |
Acid surface or polishing, sand blasted surface |
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Shape |
Round, flat, square, hexagonal |
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Application |
Metallurgy, electronics, medical, chemical, petroleum, pharmaceutical, aerospace, etc. |
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Grade |
GR1,GR2,GR3,GR5,GR6,GR7,GR9,GR11,GR12, etc. |
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Standard |
ASTM B265,ASTM F136,ASTM F67,AMS4928 |
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Size |
0.5-5.0mm x 1000mm x 2000-3500mm (Thickness x Width x Length) |
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Application |
Metallurgy, electronics, machinery, medical treatment, chemical industry, petroleum, medical treatment, aerospace |
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Supply status |
M (Y/ R/ ST) |
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Feature |
High corrosion resistance, low density, good thermal stability |
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Technics |
Hot Forged, Hot Rolled, Cold Rolled, Annealing, Pickling |
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Surface |
Bright, Polished, Pickling, Acid cleaning, Sandblasting |
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Packing |
Export Standard Woodcase |
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MOQ |
100kg |
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Payment terms |
T/T, L/C, D/A, D/P, Escrow, Western Union, PayPal |
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Certificate |
ISO 9001:2008; The third test report; TÜV Rheinland; |
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Delivery time |
7-15days according to the quantity and process of the product |
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Quality and test |
Hardness test, Bending test, Hydrostatic etc. |
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Product Name
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Polished 1mm 1.5mm 2mm 3mm Nitinol Shape Memory Straight Wire Nickel Titanium Wire for Medical
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Material Type
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NiTiCu NiTi, Fe NiTi
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Room Temperature(0C - 15C)
Low temperature (Below 0C) High temperature(40C - 120C) |
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Feature
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Superelastic or Shape memory
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Standard
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ASTM F2603-18/12
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Surface
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Natural Oxide, Pickled/Etched, Centerless Ground and Mechanically-cleaned
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Condition
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As Cold-Worked, Straight Strain Annealed and Shape Set Annealed.
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Certificate
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Transformed Temperatures, Tensile Properties, Chemical Composition and Customer Specific Requirements
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Surface
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Polishing, picking, acid washed, black oxide
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Application
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1. Medical field : with very good biocompatibility with human body, medical nitinol wire can be used in medical field.
2. Eye glasses manufacturer : Low density, high toughness, high stability, biocompability with human boday, nickel titanium alloy wire is becoming more popular between eye glasses manufacturers. 3. Fishing wire: nickel titanium alloy wire now is widely used as fishign wire because of its high strenght and very good memorability and superelastic. |
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Processing |
CNC Turning, CNC Milling, Laser Cutting, Bending, Spinning, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Injection Molding |
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Materials |
Aluminum: 2000 series, 6000 series, 7075, 5052, etc. |
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Stainless steel: SUS303, SUS304, SS316, SS316L, 17-4PH, etc. |
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Steel: 1214L/1215/1045/4140/SCM440/40CrMo, etc. |
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Brass: 260, C360, H59, H60, H62, H63, H65, H68, H70, Bronze, Copper |
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Titanium: Grade F1-F5 |
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Plastic: Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc. |
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Surface Treatment |
Anodized, Bead Blasted, Silk Screen, PVD Plating, Zinc/Nickel/Chrome/Titanium Plating, Brushing, Painting, Powder Coated, Passivation, Electrophoresis, Electro Polishing, Knurl, Laser/Etch/Engrave etc. |
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Tolerance |
±0.002 ~ ±0.005mm |
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Surface Roughness |
Min Ra 0.1~3.2 |
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