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ASTM
A648-18
Standard Specification for Steel Wire, Hard-Drawn for Prestressed Concrete Pipe
2018 Vol.01.04 (2024)
5
ASTM Vol.01.04 (2024)
This specification covers two classes of uncoated, high-strength, hard-drawn steel wire for use in the manufacture of prestressed concrete pipe. In application, the wire is helically wrapped on the pipe maintaining tension by mechanical means not including drawing dies.
A supplementary requirement (S1) is provided for use where hydrogen embrittlement (HE) resistance testing is required by the purchaser. Supplementary requirement (S1), which establishes acceptance criteria for HE resistance testing, applies only when specified in the purchase order or contract.
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