This part of JT/T 776 specifies the classification, specifications and models, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage requirements for basalt fiber composite bars. This section is applicable to basalt fiber rods that use basalt fiber twistless roving as the main raw material and are pultruded from the dipped roving bundles under a certain tension using a unique thermoforming mold. They are mainly used in highway projects. . Basalt fiber composite bars for other uses can be used as a reference.
JT/T 776.4-2010 history
2010JT/T 776.4-2010 Basalt fiber and product for highway engineering.Part 4:Basalt fiber composite bar