2021 Good Quality Pipeline - Spirally welded steel pipes ASTM A252 grade 1 2 3 – Spiral

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While in the past few years, our organization absorbed and digested innovative technologies both equally at home and abroad. Meanwhile, our organization staffs a group of experts devoted for the advancement of Sewer Line , Steel Pipe For Welding , Seam Pipe , We guaranteed quality, if customers were not satisfied with the products' quality, you can return within 7days with their original states.

2021 Good Quality Pipeline - Spirally welded steel pipes ASTM A252 grade 1 2 3 – Spiral Detail:

Mechanical Property

	Grade 1	Grade 2	Grade 3
Yield Point or yield strength, min, Mpa(PSI)	205(30 000)	240(35 000)	310(45 000)
Tensile strength, min, Mpa(PSI)	345(50 000)	415(60 000)	455(66 0000)

Product analysis

The steel shall contain no more than 0.050% phosphorous.

Permissible Variations In Weights and Dimensions

Each length of pipe pile shall be weighed separately and its weight shall not vary more than 15% over or 5% under its theoretical weight, calculated using its length and its weight per unit length
The outside diameter shall not vary more than ±1% from the specified nominal outside diameter
Wall thickness at any point shall not more than 12.5% under the specified wall thickness

Length

Single random lengths: 16 to 25ft(4.88 to 7.62m)
Double random lengths: over 25ft to 35ft(7.62 to 10.67m)
Uniform lengths: permissible variation ±1in

Ends

Pipe piles shall be furnished with plain ends, and the burrs at the ends shall be removed
When the pipe end specified to be bevel ends, the angle shall be 30 to 35 degree

Product marking

Each length of pipe pile shall be legibly marked by stenciling, stamping, or rolling to show: the name or brand of the manufacturer, the heat number, the process of manufacturer, the type of helical seam, the outside diameter, nominal wall thickness, length, and weight per unit length, the specification designation and the grade.

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We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for 2021 Good Quality Pipeline - Spirally welded steel pipes ASTM A252 grade 1 2 3 – Spiral , The product will supply to all over the world, such as: Guinea, Philippines, New York, During the short years, we serve our clients honestly as Quality First, Integrity Prime, Delivery Timely, which has earned us an outstanding reputation and an impressive client care portfolio. Looking forward to working with you Now!

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