PRODUCT DESCRIPTION
Runway manufactures 3K Plain Weave Carbon Fiber Tube with a clean, uniform woven appearance for lightweight structural and appearance-sensitive applications. Manufactured using a roll-wrapped process, the tube combines carbon fiber composite performance with the classic checkerboard pattern of 3K plain weave.
As part of our complete Carbon Fiber Tube range, Runway supports customized OD, ID, wall thickness, length, surface finish and secondary machining for UAVs, robotics, telescopic structures, industrial equipment, sports products and other OEM applications. 100% carbon fiber material, the most popular 3K surface with plain weave. Can be done in glossy or matte surface, most widely used in exhaust pipe, drone, telescopic poles, etc.
Length from 100mm-6000mm, customized size is welcomed.Let us know Outer diameter, inner diameter, length to begin order.
| Certificate | ISO 9001 SGS GROUP |
| Material | 100% carbon fiber or hybrid carbon fiber |
| Thickness | 0.5mm-50mm |
| Length | As your requirement |
| Tolerance | ±0.1mm |
| Technology | Roll-wrapped |
| Shape | Round, square or as customer request |
| Surface Finish | Glossy finish, matte finish |
| Patterns | 3K plain weave, 3K twill weave |
| Color | Black |
Packing Details: carton
Delivery Time: Shipped in 7-15 days after payment.
It depends on the order quantities.
1. It ensures that a year of quality assurance and 24 hours online customer service.
2. Protection of your sales area, ideas of design and all your private information.
3. Request for samples is accepted.
4. Drilling and slotting are accepted.
5. We guarantee the products to be manufactured with the finest materials and mature technics.
All tubes can be repaired at no charge if returned to us, postage prepaid, within one year.
The plain weave outer surface creates an orderly carbon fiber pattern while the underlying laminate can be configured according to the structural requirements of the application. This makes the tube suitable for projects where appearance, dimensional requirements and mechanical performance must all be considered.
● 100% carbon fiber or hybrid carbon fiber options
● Classic 3K plain weave checkerboard appearance
● Roll-wrapped carbon fiber construction
● High stiffness-to-weight ratio
● Lightweight compared with many conventional metal structures
● Good corrosion resistance
● Good fatigue performance for repeated-use structures
● Glossy or matte surface finish available
● Custom OD, ID, wall thickness and length
● Drilling, slotting and other secondary processing available
Runway manufactures this 3K Plain Weave Carbon Fiber Tube using a roll-wrapped composite process.
During manufacturing, carbon fiber prepreg layers are wrapped around a mandrel according to the required laminate arrangement and consolidated during curing. The visible 3K plain weave layer forms the external carbon fiber appearance.
Depending on the application, different fiber orientations can be incorporated into the laminate.
● Longitudinal fibers can support axial and bending stiffness
● Angled layers can contribute to torsional performance
● Circumferential reinforcement can support hoop loading
● Wall thickness can be adjusted according to structural requirements
● The outer 3K plain weave layer provides the required visual finish
This approach allows the tube construction to be developed around its actual function instead of treating the visible woven surface as the entire structural design.
Runway offers both glossy and matte finishes for 3K plain weave carbon fiber tubes.
Glossy Plain Weave Carbon Fiber Tube
A glossy finish increases surface reflection and makes the checkerboard carbon fiber pattern appear more pronounced. It is suitable for products where visible carbon fiber aesthetics are an important part of the final design.
Matte Plain Weave Carbon Fiber Tube
A matte finish produces a lower-reflection and more restrained appearance. It is suitable for professional equipment, optical systems, industrial structures and products where a low-sheen carbon fiber surface is preferred.
The surface finish should primarily be selected according to appearance and operating environment. Structural performance is determined mainly by the complete laminate and tube specification.
A plain weave carbon fiber tube is often selected when engineers require a lightweight structural member together with a clean, consistent carbon fiber exterior.
Compared with conventional metal tubing, carbon fiber composite construction can offer:
● High stiffness relative to component weight
● Significant potential for weight reduction
● Resistance to rust and corrosion
● Low thermal expansion
● Good fatigue resistance
● Flexible laminate design
● Custom dimensions for application-specific structures
● Finished woven appearance without additional decorative covering
These characteristics make carbon fiber tubes particularly useful in systems where reducing structural or moving mass can improve overall equipment performance.
Runway supports custom manufacturing rather than limiting buyers to fixed standard sizes.
For OEM and engineering projects, the following parameters can be customized:
● Outer Diameter
● Inner Diameter
● Wall Thickness
● Length
● Tube Shape
● 3K Plain Weave Surface
● Glossy or Matte Finish
● Carbon Fiber or Hybrid Composite Structure
● Laminate Configuration
● Dimensional Tolerance
● Drilling
● Slotting
● Cutting
● Other Secondary Machining
If your component interfaces with bearings, clamps, threaded inserts, sleeves, connectors or other precision parts, please provide a technical drawing showing the mating dimensions.
Runway plain weave carbon fiber tubes can be used in applications where lightweight construction, rigidity, corrosion resistance and a consistent woven appearance are required.
UAV and Drone Structures
Suitable for frame members, support tubes, landing structures and other lightweight UAV components where reducing structural mass is important.
Robotics and Automation
Used for robotic arms, automation frames, supports and moving structures where high stiffness with lower moving weight can benefit system performance.
Telescopic Poles and Equipment
Carbon fiber tubes can be used as structural sections for telescopic poles, inspection equipment and other extendable systems requiring low weight and rigidity.
RC Models
Suitable for aircraft, vehicle and other RC structures requiring lightweight tubes, frame components and reinforcement members.
Industrial Equipment
Used for machine supports, measurement equipment, lightweight frames and precision structures requiring corrosion resistance and dimensional stability.
Sports and Recreational Equipment
Suitable for shafts, poles, supports and other sporting components where both structural performance and visible carbon fiber appearance are important.
Automotive and Motorsport Components
Plain weave tubes can also be used for custom automotive structures, motorsport components and decorative or functional lightweight assemblies.
Runway specializes in CFRP, FRP and other advanced composite structures. Our product capability covers composite tubes, telescopic poles, plates, rods, angles, profiles, connectors and customized composite components.
Different manufacturing technologies can be selected according to geometry and structural requirements.
● Roll wrapping
● Filament winding
● Pultrusion
● Carbon fiber reinforced structures
● Fiberglass reinforced structures
● Aramid fiber structures
● Carbon fiber and fiberglass hybrid structures
● Customized composite components based on drawings or samples
This allows Runway to support both standard tube requirements and application-specific composite projects for international B2B customers.
For a faster and more accurate quotation, provide the following information when contacting Runway:
● Outer Diameter (OD)
● Inner Diameter (ID)
● Required Length
● Wall Thickness
● Quantity
● Plain Weave Surface Requirement
● Glossy or Matte Finish
● Dimensional Tolerance
● Machining Requirements
● End-Use Application
● Technical Drawing or Sample
For load-bearing structures, information about bending, axial, compression or torsional loads can also help evaluate the appropriate tube configuration.
What does 3K mean in a carbon fiber tube?
3K refers to carbon fiber tow containing approximately 3,000 individual filaments. On this product, 3K plain weave provides the recognizable checkerboard carbon fiber appearance on the tube surface.
What is the difference between plain weave and twill carbon fiber tubes?
Plain weave produces a regular checkerboard pattern, while twill weave creates a diagonal, flowing pattern. The choice is often based on visual preference and product design. Final tube strength depends on the complete laminate rather than the surface weave alone.
Can I choose between glossy and matte surfaces?
Yes. Runway can supply 3K plain weave carbon fiber tubing with glossy or matte finishes.
What wall thickness can Runway manufacture?
The current product specification covers approximately 0.5 mm to 50 mm wall thickness, depending on tube dimensions and project requirements.
What is the maximum tube length?
Runway can manufacture carbon fiber tubes up to approximately 6000 mm in length for suitable specifications.
Can the OD and ID be customized?
Yes. Custom outer diameter, inner diameter, wall thickness and length are supported. Please provide OD × ID × length when requesting a quotation.
Can Runway drill or machine the carbon fiber tube?
Yes. Drilling, slotting and other machining requirements can be discussed according to the final drawing.
Can you manufacture according to our technical drawing?
Yes. Runway supports custom composite manufacturing according to customer drawings, samples and application requirements.
Request a Quote for 3K Plain Weave Carbon Fiber Tube
+86 156 9543 6852
Science & Technology Industrial Park, Zhangdian, Zibo, Shangdong, China
