China OEM Gas Pipe Fitting - Spirally welded steel pipes ASTM A252 grade 1 2 3 – Spiral
China OEM Gas Pipe Fitting - 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 always think and practice corresponding to the change of circumstance, and grow up. We aim at the achievement of a richer mind and body and the living for China OEM Gas Pipe Fitting - Spirally welded steel pipes ASTM A252 grade 1 2 3 – Spiral , The product will supply to all over the world, such as: Luxembourg, Mali, Lithuania, Our company follows laws and international practice. We promise to be responsible for friends, customers and all partners. We would like to establish a long-term relationship and friendship with every customer from all over the world on the basis of mutual benefits. We warmly welcome all old and new customers to visit our company to negotiate business.
By Carey from Mauritania - 2017.03.28 12:22
This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!
By Pearl Permewan from Macedonia - 2017.06.29 18:55
