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See Chinese contents: GB/T 28900-2022 GB/T 28900-2022: Test methods of steel for reinforcement of concrete
This document specifies the test methods of tensile test, bending test, rebending test, axial force fatigue test, chemical analysis, geometric dimension measurement, determination of specific projected rib area, determination of weight deviation and cyclic inelastic load test of steel for reinforcement of concrete. This document applies to steel for reinforcement of concrete. This document does not apply to prestressed steel products.
