Active standard | Published: 01/07/2026

SAE AMS3970/2B

Carbon Fiber Fabric Repair Prepreg, 120 °C (250 °F) Vacuum Curing, Part 2 - Qualification Program for Fiber, Fabric, Carbon Prepreg, Film Adhesive, and Non-Structural Glass Prepreg

Available languages: English

Available design: electronic design (pdf), Print design

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Detail information

Designation: SAE AMS3970/2B

Publication date: 01/07/2026

Pages: 0

Country: American technical standard

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Anotation

AMS3970/2B gives specific information about the qualification program for carbon fiber fabric reinforced epoxy structural repair prepreg systems, curing under vacuum at 120 °C (250 °F), and a companion non-structural glass fabric prepreg used for repair of carbon fiber reinforced epoxy structures. The prepreg system shall include an epoxy film adhesive to be applied in a co-curing process with the prepreg for joint solid laminate and sandwich bonding.

SUBFILE: Aerospace
TYPE OF DOCUMENT: Aerospace Material Specification

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