GSO ASTM A821/A821M:2022
ASTM A821/A821M:21
Gulf Standard
Current Edition
·
Approved on
12 May 2022
Standard Specification for Steel Wire, Hard-Drawn for Prestressed Concrete Tanks
GSO ASTM A821/A821M:2022 Files
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GSO ASTM A821/A821M:2022 Scope
This specification covers uncoated, high-strength, hard-drawn steel wire for prestressed concrete tanks and similar structures. Steel samples shall be processed by either open-hearth, basic-oxygen, or electric furnace melting process. The wires shall be cold-drawn as well. Cast or heat analysis and product analysis shall be performed wherein the steel materials shall conform to the required chemical compositions of carbon, manganese, phosphorus, sulfur, and silicon. Steel specimens shall also undergo tensile tests, wrap tests, and torsion tests. Final products shall be marked by a tag.
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