T/CSTM 00818-2022 Determine the volume fraction of three-dimensional woven carbon fiber preforms in reinforced resin-based composites
T/CSTM 00818-2022 Determine the volume fraction of three-dimensional woven carbon fiber preforms in reinforced resin-based composites
Basic Information
Scope
Scope: This document specifies the terms and definitions, principles, sample preparation, instruments and materials, test procedures, calculation and determination of fiber volume content in composite materials reinforced with three-dimensional woven carbon fiber preforms (hereinafter referred to as "composite materials"). This document is applicable to composite materials with a polymer matrix and three-dimensional woven carbon fiber preforms (hereinafter referred to as "preforms") as reinforcement materials. Main technical content: This document specifies the terms and definitions, principles, sample preparation, instruments and materials, test procedures, calculation and determination of fiber volume content in composite materials reinforced with three-dimensional woven carbon fiber preforms (hereinafter referred to as "composite materials"). This document is applicable to composite materials with a polymer matrix and three-dimensional woven carbon fiber preforms (hereinafter referred to as "preforms") as reinforcement materials.