GB/T 48235-2026

Carbon fiber reinforced composites—Determination of the mode I interlaminar fracture toughness under high loading rate—Hopkinson bar method

GB/T 48235-2026 碳纤维增强复合材料高加载速率下I型层间断裂韧性的测定霍普金森杆法

National Standards · Recommended Upcoming · effective 2027-04-01 English PDF available

Issue date: 2026-09-28
Effective date: 2027-04-01
Standard type: National Standards
ICS / CCS: 59.100.20 / Q53
Issuing authority: State Administration for Market Regulation and Standardization Administration of China

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Scope

This document specifies the principle, apparatus and materials, specimens, test conditions, test procedure, calculation of results and test report for the determination of the mode I interlaminar fracture toughness of carbon fiber reinforced composites under high loading rate by the Hopkinson bar method. This document is applicable to the determination of the critical energy release rate of carbon fiber reinforced composites undergoing mode I interlaminar fracture at loading rates in the range of 1 m/s to 50 m/s.

Source notes

English introduction is available from the synchronized standard record.

Document contents

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