CFRP T300/934 Unidirectional
VerifiedcompositeT300/934 is a unidirectional carbon fiber composite combining Toray's widely-used T300 carbon fibers with Fiberite's 934 epoxy matrix, produced via autoclave prepreg processing. This material is a workhorse in aerospace and defense applications where moderate-temperature performance, reliable processability, and cost-effectiveness matter more than cutting-edge performance—it remains a baseline choice for primary structures, control surfaces, and components where damage tolerance and manufacturing repeatability are critical. Engineers typically select T300/934 over newer fiber systems when specifications allow, because the extensive historical data, mature supply chain, and well-understood failure modes reduce design risk and certification burden.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Elongation at Break(εf) | — | - | — | — | |
Poisson's Ratio(ν) | — | - | — | — | |
Ultimate Tensile Strength(σUTS) | — | ksi | — | — | |
Young's Modulus(E) | — | ksi | — | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Glass Transition Temperature(Tg) | — | °F | — | — | |
Maximum Service Temperature(Tmax) | — | °F | — | — | |
Thermal Conductivity(k) | — | BTU/(hr·ft·°F) | — | — | |
Coefficient of Thermal Expansion(α (CTE)) | — | µin/in·°F | — | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | lb/in³ | — | — |