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ASTM A252
ASTM A252
ASTM A252 Standard Specification for Welded and Seamless Steel Pipe Piles.ASTM A252 specification covers nominal wall cylindrical steel pipe piles in which the steel cylinder acts as a permanent load-carrying member or as a shell to form cast-in-place concrete piles.ASTM A252 Standard main steel grade:A252 Grade A,B,C and so on.

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