... , Tenacity, and Modulus 3.High Corrosion Resistance Korean Material 3K Carbon Fiber Tubes Made in China: Qualifications: ... SGS, REACH CompliantMaterials: carbon fiber, resin .Process: Roll-wrapping, Fabric Tube, Braided tube, Weave tube Sizes: 0 ... :This series of products can be used in aerospace, sports equipment , transportation , communications , electronics, model toys , building materials ...