Factory Wholesale Large Diameter Welded Pipes - Spirally welded steel pipes ASTM A252 grade 1 2 3 – Spiral

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During the past few years, our business absorbed and digested state-of-the-art technologies the two at home and abroad. Meanwhile, our firm staffs a group of experts devoted to your development of Sewer Drainage Pipe , Main Drain Pipe , SSAW Pipe , We believe in quality over quantity. Before export of the hair there is strict quality control check during treatment as per international quality standards.

Factory Wholesale Large Diameter Welded Pipes - 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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Our primary intention should be to offer our clientele a serious and responsible enterprise relationship, delivering personalized attention to all of them for Factory Wholesale Large Diameter Welded Pipes - Spirally welded steel pipes ASTM A252 grade 1 2 3 – Spiral , The product will supply to all over the world, such as: Holland, Johor, Malawi, The working experience in the field has helped us forged a strong relations with customers and partners both in domestic and international market. For years, our products and solutions have been exported to more than 15 countries in the world and have been widely used by customers.

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This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately， we successfully completed the procurement tasks.

By Jean from Victoria - 2018.09.08 17:09

The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.

By Bruno Cabrera from Victoria - 2018.11.28 16:25

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