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End treatment: Typically, tapered, closed, and ground‑smooth ends are used to ensure perpendicularity and stable load-bearing performance. Applicable standards: National Standard GB/T 23934-2015 or American Standard ASTM A125-24.
End treatment: Typically, tapered, closed, and ground‑smooth ends are used to ensure perpendicularity and stable load-bearing performance. Applicable standards: Chinese national standard GB/T 23934-2015 or U.S. standard ASTM A125-24.
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