| 01. Standard unidirectional tube | Predominantly 0° carbon-fiber layers with a thin protective outer wrap | Roll wrapping or filament winding | 1.55–1.70 g/cm³ | 800–2,500 MPa | 70–180 GPa | Matte or satin epoxy finish | Lightweight booms, robotic arms, measuring equipment and structural braces |
| 02. Balanced 0°/90° tube | Longitudinal fibers combined with hoop-oriented reinforcement for dimensional stability | Roll wrapping with controlled curing | 1.55–1.75 g/cm³ | 600–1,800 MPa | 60–150 GPa | Woven cosmetic weave or machined finish | Camera supports, instrument housings, frames and general mechanical components |
| 03. High-modulus precision tube | High-modulus carbon fibers aligned mainly along the tube axis | Precision roll wrapping or automated placement | 1.60–1.80 g/cm³ | 500–1,500 MPa | 180–350 GPa | Low-porosity satin or clear-coated surface | Optical benches, aerospace instruments and vibration-sensitive structures |
| 04. High-strength tube | High-strength carbon fibers with increased longitudinal fiber volume | Filament winding or automated fiber placement | 1.55–1.85 g/cm³ | 1,500–3,500 MPa | 120–240 GPa | Protective epoxy coating or painted finish | Load-bearing links, sporting equipment, UAV structures and industrial tooling |
| 05. Quasi-isotropic tube | Multiple orientations, commonly 0°, ±45° and 90°, for multidirectional loading | Multiaxial roll wrapping or bladder molding | 1.60–1.85 g/cm³ | 500–1,400 MPa | 50–130 GPa | Uniform matte, satin or painted surface | Vehicle components, protective shells, robotic joints and structural enclosures |
| 06. Braided carbon tube | Triaxial or biaxial braided reinforcement over an axial core | Braiding followed by resin transfer molding or compression molding | 1.50–1.75 g/cm³ | 300–1,000 MPa | 35–100 GPa | Textured braid pattern or clear-coated weave | Impact-tolerant covers, sports products, fairings and curved tubular parts |
| 07. Filament-wound pressure tube | Helical and hoop windings optimized for circumferential and axial loads | Computer-controlled filament winding | 1.55–1.85 g/cm³ | 700–2,000 MPa | 60–170 GPa | Resin-rich sealed surface or protective coating | Pressure vessels, fluid conduits and compressed-gas system components |
| 08. Pultruded carbon tube | Continuous unidirectional fibers with optional transverse or braided overwrap | Pultrusion through a heated die | 1.50–1.75 g/cm³ | 700–2,200 MPa | 80–180 GPa | Consistent die-formed finish | Rails, tension members, structural rods and repetitive production parts |
| 09. Ultra-high-strength aerospace-grade tube | High-strength carbon fibers with carefully controlled fiber alignment and resin content | Automated placement, autoclave or out-of-autoclave consolidation | 1.55–1.85 g/cm³ | 2,000–4,500 MPa | 130–300 GPa | Low-void aerospace-grade laminate finish | Aircraft interiors, satellite structures and high-performance aerospace assemblies |
| 10. High-performance research tube | Specialized high-strength or high-modulus carbon fibers with optimized laminate design | Precision prepreg molding, autoclave curing or advanced filament winding | 1.60–2.00 g/cm³ | 3,000–7,000 MPa | 200–650 GPa | Precision-machined, polished or protective clear-coated surface | Research structures, racing components and highly specialized lightweight systems |