2021 China New Design ASTM A139 - Spirally welded steel pipes ASTM A252 grade 1 2 3 – Spiral
2021 China New Design ASTM A139 - 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.
Product detail pictures:
Related Product Guide:
With responsible good quality method, good status and excellent client services, the series of solutions produced by our company are exported to lots of countries and regions for 2021 China New Design ASTM A139 - Spirally welded steel pipes ASTM A252 grade 1 2 3 – Spiral , The product will supply to all over the world, such as: Burundi, Munich, Rotterdam, Our staffs are adhering to the Integrity-based and Interactive Development spirit, and the tenet of First-class Quality with Excellent Service. According to the needs of every customer, we provide customized & personalized services to help customers achieve their goals successfully. Welcome clients from home and abroad to call and inquire!
By Gail from Las Vegas - 2017.09.29 11:19
Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces，a nice business partner.
By Dolores from Bhutan - 2017.08.18 11:04
