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helical screw pile screw anchor for export 

Specification of round shaft helical pier 

●Shaft material: Seamless high tensile pipe, conforms to ASTM A500 GRADE B
●Helices material: ASTM A36 Hot rolled plate
●Corrosion protection conform to ASTM A153 standard for hot dipped zinc coating
●Round Shank Anchors are Hot Dip Galvanized to meet ASTM Specification A153.
●Leading edge of Helices beveled 45 degrees
●Greater Section Modulus Strength to resist Twisting and Deflection
●Greater Load Capacities

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