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:
We also offer product sourcing and flight consolidation services. We've got our personal factory and sourcing office. We can easily present you with almost every style of merchandise linked to our merchandise range 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: Gambia, The Swiss, Bangladesh, In the new century, we promote our enterprise spirit United, diligent, high efficiency, innovation, and stick to our policybasing on quality, be enterprising, striking for first class brand. We would take this golden opportunity to create bright future.
By Mario from Morocco - 2018.09.16 11:31
The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.
By Michaelia from Istanbul - 2017.03.28 16:34