ASME SB338 Grade 7 (Ti-0.15-0.2 Fe) Titanium tube is a specific type of titanium tubing that meets the requirements outlined in the American Society of Mechanical Engineers (ASME) Standard SB338 for Grade 7 titanium.
Titanium alloy tubes and stainless steel tubes each have their own unique advantages, and the choice of which material depends on the specific application scenario and needs. Compared with stainless steel tubes, titanium alloy tubes are more corrosion resistant. Titanium alloys show excellent corrosion resistance in seawater, chloride environments, and many acid and alkali environments, while some types of stainless steel may be corroded in these environments.
Secondly, titanium alloy tubes will be lighter. The density of titanium alloys is lower than that of most stainless steels, which means that titanium alloy tubes of the same size are lighter than stainless steel tubes. This is particularly beneficial for applications that need to reduce weight, such as aerospace.
Because titanium alloys generally have a higher strength-to-weight ratio, titanium alloy tubes will have better mechanical properties without adding extra weight.
Titanium alloy tubes have better dimensional stability when the temperature changes. Especially at low temperatures, good mechanical properties can be maintained.
Ti Alloy Grade 7 Tubes Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS |
| Titanium Grade 7 | 3.7235 | R52400 |
Titanium Alloy Grade 7 Tubes Chemical Composition
| Element | Ti Alloy Gr.7 |
| C | 0.08 max |
| Fe | 0.30 max |
| Ti | Bal |
| H | 0.015 max |
| Pd | 0.12 - 0.25 |
| O | .25 max |
| Al | - |
| N | 0.03 max |
Titanium Alloy Grade 7 Tubing Mechanical & Physical Properties
| Element | Titanium Alloy Gr7 |
| Density | 0.163 lb/in3 |
| Tensile Strength | 50 |
| Yield Strength (0.2%Offset) | 40/65 |
| Elongation | 20 % |
Applications
1. Chemical Processing
2. Power Generation
3. Medical Industry
4. Aerospace
5. Marine Applications
6. Food and Beverage Industry
7. Pharmaceutical Manufacturing
8. Water Treatment
9. Automotive
10. Sporting Goods
11. Architectural
12. Electronic Industry
Titanium products that GNEE can provide
Titanium CNC machined parts
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Custom CNC Machining Parts of Most Materials
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Quotation
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According to your drawing(size, material, thickness, processing content, and required technology, etc)
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Materials Avaiable
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Titanium,Brass,Stainless Steel,Q235&Q345 steel, Zinc-plate Sheet,Stainless Steel, Aluminum,Copper, etc.
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Surface Treatment
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Zinc Plating, chrome plate, powder coating, anodizing, wire drawing, silk-screen printing, etc
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Processing
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Laser Cutting, Precision Stamping, CNC Bending, CNC Milling, CNC Turning, Threading, Riveting, Drilling, CNC Punching,Die Casting, Laser Welding, etc.
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Testing Equipment
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CMM/Tool microscope/multi-joint arm/Automatic height gauge/Manual height gauge/Dial gauge/Roughness measurement
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Drawing Formats
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PRO/E, Auto CAD, Solid Works , UG, CAD / CAM / CAE, PDF
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Our Advantages
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1.) 24 hours online service & Quickly Quote/Delivery.
2.) 100% QC quality inspection before delivery, and can provide quality inspection form.
3.) 18+ years of experience in the CNC machining area and have a senior design team to offer perfect modification suggestions. |
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Tolerance丨Surface Roughness
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Generally +/-0.1-0.2mm
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Sample service
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Avaliable before bulk order. Samples charge according your design, The sample fee can be used as the payment for mass goods.
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Product Name
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Customized Titanium Tube Seamless Titanium Tube Welding Titanium Tube
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Material
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Pure titanium and Titanium alloy
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Titanium Grade
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Grade 1-Unalloyed titanium
Grade 2-Unalloyed titanium
Grade 3-Unalloyed titanium
Grade 7-Unalloyed titanium plus 0.12 to 0.25 %palladium
Grade 9-Titanium alloy (3 % aluminum, 2.5 % vanadium)
Grade 12-Titanium alloy (0.3 % molybdenum, 0.8 % nickel),
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Standard
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ASTM B338/ASME SB338, ASTM B337/ASME SB337, ASTM B861/ASME SB861, ASTM B862/ASME SB862,AMS4911,AMS4928
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Shape
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Round Square Rectangle
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Type
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Seamless/Welded
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Seamless titanium tube: Titanium sponge-Compacting electrodes-melting-Forge-Bar billets-Extruding-Rolled-Straightening-Seamless tube
Welded titanium tube: Titanium sponge-Compacting electrodes-melting-Forge-Plate billets-Hot rolled-Cold rolled-Titanium scrap-Welded-Welded tube |
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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) Heat Exchanger, Condensers, Water Treatment, Desalination
2) Fluid, gas and oil transport
3) Pressure and heat transmission
4) Construction and ornament
5) Motorbycle and bike
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Material Milling Certificate
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According to. EN 10204.3.1
Including Chemical composition and Mechanical property |
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Product name |
Pure Titanium bar/Pure Titanium rod/Titanium alloy bar/Tianium alloy rod |
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Standard |
ASTM B348/ASTM F136/ASTM F67/AMS 4928/AMS 4965L |
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Grade |
GR1,GR2,GR3,GR4,GR5,GR7,GR9,GR11,GR12,GR23 |
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Diameter |
6-500mm,customizable |
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Length |
Max6000mm |
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Supply state |
Hot working state, Cold working state, Annealed state, Solid solution state |
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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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Item |
Titanium plate,Titanium sheet |
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Grade |
GR1,GR2,GR5,GR7,GR9,GR12,GR23,etc. |
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Size |
0.3-80mm≤300-1500mm≤12000mm or as your request |
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Standard |
ASTM B265, ASME SB265,AMS491 |
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Material |
pure titanium ( gr1, gr2, gr3,gr4) |
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Titanium Alloy(GR5, GR7,GR9,GR23,TI-6AL-7NB) |
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Ti-6Al-2Sn-4Zr-2Mo, Ti-6Al-2Sn-4Zr-6Mo |
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Ti-V(15wt%)-Cr(3wt%)-Sn(3wt%)-Al(3wt%) |
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Quality and test |
Hardness test, Bending test, Hydrostatic etc. |
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Application |
Chemical industry, Aerospace, Industry, etc. |
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Feature |
High strength, Corrosion resistance, High performance |
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Technics |
Hot rolled,Cold Rolled |
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Surface |
Bright, Polished, Pickling, Acid cleaning, Sandblasting |
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Product name |
Pure Titanium bar/Pure Titanium rod/Titanium alloy bar/Tianium alloy wire |
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Standard |
ASTM B348/ASTM F136/ASTM F67/AMS 4928/AMS 4965L |
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Grade |
Gr5ELI |
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Diameter |
0.2-500mm,customizable |
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Length |
Max6000mm |
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Supply state |
Hot working state, Cold working state, Annealed state, Solid solution state |
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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. |
why choose us
why choose our products
Since our establishment in 2008, our company has focused on the research, development, production, and export of high-quality titanium alloy products. We utilize advanced production equipment and are equipped with a full suite of precision testing instruments, including advanced spectrometers and ultrasonic flaw detectors. From raw materials to finished products, we rigorously control material composition, mechanical properties, and microstructure to ensure that all titanium and titanium alloy products meet international standards. If you have any questions, please contact us today!
Email:sale@gneemetal.com
