ASTM A886/A886M
Standard Specification for Low-Relaxation, Indented, Seven-Wire Steel Strand for Prestressed Concrete
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About This Item
ASTM A886/A886M is the standard specification for low-relaxation, indented, seven-wire steel strand used in prestressed concrete. It provides a technical basis for identifying and evaluating strand intended for prestressing applications where stable tension retention and reliable performance are important. For buyers, engineers, and quality teams, this ASTM document helps define the product requirements needed to support consistent material selection, procurement, and compliance checks.
What is ASTM A886/A886M?
This standard covers a specific type of steel strand: seven-wire strand with an indented surface profile and low-relaxation characteristics. As a product-facing specification, ASTM A886/A886M serves as a reference for what the strand should be called, how it is classified, and the general requirements it must meet for use in prestressed concrete. It is commonly used when purchasing or verifying strand intended for applications where controlled stress loss is a key concern.
Where is ASTM A886/A886M used?
The standard is used in prestressed concrete work where indented, seven-wire steel strand is selected as the prestressing material. That typically includes projects and manufacturing workflows that rely on strand for tensioning concrete members and maintaining long-term prestress performance. ASTM A886/A886M is therefore relevant to material procurement, project specifications, mill certification review, and inspection activities tied to prestressing strand selection and acceptance.
Why is ASTM A886/A886M important?
ASTM A886/A886M matters because it gives purchasers and specifiers a clear technical reference for a specialized prestressing strand product. Using the standard can support more consistent ordering, testing, and quality control while reducing the risk of mismatched or nonconforming materials. For prestressed concrete applications, that consistency is important because strand performance can affect fabrication reliability, compliance documentation, and overall product confidence.
- Low-relaxation seven-wire steel strand
- Indented strand profile
- Prestressed concrete applications
- Material specification and compliance reference
- Quality control and procurement support
- Publication Date: 2024-03-22
- Publisher: ASTM
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