1.1 This specification covers glass fiber reinforced polymer (GFRP) bars, provided in cut lengths and bent shapes and having an external surface enhancement for concrete reinforcement. Bars covered by this specification shall meet the requirements for geometric, material, mechanical, and physical properties described herein.
1.2 Bars produced according to this standard are qualified using the test methods and must meet the requirements given by Table 1. Quality control and certification of production lots of bars are completed using the test methods and must meet the requirements given in Table 2.
TABLE 1 Property Limits and Test Methods for QualificationA
Property | Limit | Test Method |
Mean Glass Transition Temperature | Midpoint temperature ≥1008201;°C [2128201;°F] | ASTM E1356 |
Mean Degree of Cure | ≥958201;% |
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