ISO 18319-2:2022 pdf download – Fibre reinforced polymer (FRP) reinforcement for concrete structures — Part 2: Specifications of CFRP strips. 4.3 Straightness Tolerance of straightness in sampling test specified in Clause 6 shall not be larger than 0,5 mm. 5 Mechanical properties 5.1 General The mechanical properties of CFRP strips shall be expressed by the characteristic values of tensile strength, Young’s modulus, and ultimate strain. NOTE This requirement is to be met by the manufacturer of the product. The properties for design are calculated from the characteristic values, as prescribed in an appropriate design code which is in accordance with...