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Spiral Steel Pipe Erw Pipe Coating Pipe Thermal Insulation Steel Pipe

Steel Pipe For Piling Of Bridges, Marine Engineering And Buildings

Taxonomy:Spiral Steel Pipe

Product number:003

Shelf time:2014-07-08

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Product introduction

Product Name: Steel Pipe For Piling Of Bridges, Marine Engineering And Buildings


Standard: AS/TM A252-2010


Steel grade: GR.3


Specifications: 1220 x 16 x 12000mm


Technical requirements:


Outer diameter deviation: tube body is less than or equal to 1.0%D; pipe ends are less than or equal to 0.40% D or 4.0mm, take a small value.


The thickness deviation is less than or equal to 0.1t.


Ellipticity: the maximum outer diameter is less than 1%D, and the minimum outer diameter is less than 1%D in the 1000mm length range of the pipe ends.


Length deviation: +/-50mm;


Straightness: the full length of the steel pipe is less than 0.1%L.


Slant: less than 4mm;


Groove angle: 40 degree -50 degrees;


Blunt edge: 1.6 + /-0.8mm;


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JingLan(Tianjin) Technology Co., Ltd.