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ASTM A252 steel pipe pile

ASTM A252/ASME SA252,Standard Specification for Welded and Seamless Steel Pipe Piles.The piles shall be made by the seamless,electric resistance welded,flash welded or fusion welded process.

Products:A252 steel piling pipe

Grade:Grade 1,Grade2, Grade3

Outside diameter: Shall not vary more than plus or minus 1% from the diameter specified.

Wall thickness: Not more than 12.5% under the nominal wall thickness specified.

Process:The steel shall be made by one or more of the following processses:open-hearth,basic-oxygen or electric-furnace.

A252 steel piling pipe Chemical Composition.

Composition, %	C,   max	Si,   max	Mn,   max	P,   max	S,   max
Grade 1	0.26	0.45	1.6	0.05	0.03
Grade 2	0.26	0.45	1.6	0.05	0.03
Grade 3	0.26	0.45	1.6	0.05	0.03

The steel shall contain no more than 0.050% phosphorous.

A252 steel piling pipe Mechnical properties:

Mechanical   Property	Grade 1	Grade 2	Grade 3
Minimum Yield strength  ReH MPa	205	240	310
Tensile strength  Rm MPa	345	415	455
Minimum elongation  A %	30	25	20

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