Carbon fiber (AS4)

Aerospace-workhorse standard-modulus PAN carbon fiber; the fiber in AS4/3501-6 and APC-2 laminae.

← All materials
PropertyValueSourceMethodConditionsNote
Density1.79 g/cm³Hexcel HexTow carbon fiber product datasheet23 °C, dry
Young's modulus E231 GPaHexcel HexTow carbon fiber product datasheet23 °C, dryaxial; transverse far lower
Tensile strength4447 MPaHexcel HexTow carbon fiber product datasheet23 °C, dry
  • Hexcel HexTow carbon fiber product datasheet

Typical room-temperature values for learning and preliminary design; grades vary. Always confirm against the supplier datasheet before design work. Data policy: docs/DATA-SOURCES.md in the repository.