Active standard | Published: 01/09/2022

ASTM A820/A820M-22

Standard Specification for Steel Fibers for Fiber-Reinforced Concrete

Available languages: English

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Detail information

Designation: ASTM A820/A820M-22

Publication date: 01/09/2022

Pages: 4

Country: American technical standard

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Anotation

This specification covers steel fibers intended for use in fiber-reinforced concrete. The fibers shall be straight or deformed and of Types I (cold-drawn wire), II (cut sheet), III (melt-extracted), IV (mill cut), and V ( modified cold-drawn wire). Tensile and bend tests of randomly-selected finished fibers shall be performed. Measurement of dimensions shall be performed and values should conform to permissible variations of length, nominal length, diameter, equivalent diameter, aspect ratio, and nominal aspect ratio. Guidelines for inspection, rejection, rehearing, certification, and packaging are also given.

Keywords:
acceptance testing, classification, fiber-reinforced concrete, steel fibers, tensile strength, testing procedures,, ICS Number Code 77.140.15 (Steels for reinforcement of concrete)

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