Chinese Professional Piling Pipe - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral

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All we do is usually connected with our tenet Customer to start with, Rely on initial, devoting on the food packaging and environmental protection for Welding Black Steel Pipe , Longitudinal Welded Pipe , China Helical Seam , Currently, we are looking forward to even greater cooperation with overseas customers based on mutual benefits. Please feel free to contact us for more details.

Chinese Professional Piling Pipe - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral Detail:

Mechanical Property

	Grade A	Grade B	Grade C	Grade D	Grade E
Yield strength, min, Mpa(KSI)	330(48)	415(60)	415(60)	415(60)	445(66)
Tensile strength, min, Mpa(KSI)	205(30)	240(35)	290(42)	315(46)	360(52)

Chemical Composition

Element	Composition, Max, %
Element	Grade A	Grade B	Grade C	Grade D	Grade E
Carbon	0.25	0.26	0.28	0.30	0.30
Manganese	1.00	1.00	1.20	1.30	1.40
Phosphorus	0.035	0.035	0.035	0.035	0.035
Sulfur	0.035	0.035	0.035	0.035	0.035

Hydrostatic Test

Each length of pipe shall be tested by the manufacturer to a hydrostatic pressure that will produce in the pipe wall a stress of not less than 60% of the specified minimum yield strength at room temperature. The pressure shall be determined by the following equation:
P=2St/D

Permissible Variations In Weights and Dimensions

Each length of pipe shall be weighed separately and its weight shall not vary more than 10% over or 5.5% 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

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We have state-of-the-art equipment. Our products are exported for the USA, the UK and so on, enjoying a fantastic status among the clients for Chinese Professional Piling Pipe - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral , The product will supply to all over the world, such as: Macedonia, Haiti, Kuala Lumpur, Now, we are trying to enter new markets where we do not have a presence and developing the markets we have the already penetrated. On account of superior quality and competitive price , we will be the market leader, please don’t hesitate to contact us by phone or email, if you are interested in any of our products.

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The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.

By Abigail from America - 2018.06.03 10:17

This company has the idea of better quality, lower processing costs, prices are more reasonable, so they have competitive product quality and price, that's the main reason we chose to cooperate.

By Joanna from Kazakhstan - 2018.09.21 11:44

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