OEM/ODM China Double Submerged Arc Welded - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

We are ready to share our knowledge of marketing worldwide and recommend you suitable products at most aggressive costs. So Profi Tools offer you finest benefit of money and we are ready to produce alongside one another with China Frozen Condensate Pipe , SPIRALLY WELDED STEEL PIPES ASTM A252 Factories , Sewer Pipes , Quality, honesty and service is our principle. Our loyalty and commitments remain respectfully at your service. Contact Us Today For further information, contact us now.
OEM/ODM China Double Submerged Arc Welded - 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, %

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


Product detail pictures:

OEM/ODM China Double Submerged Arc Welded - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral detail pictures

OEM/ODM China Double Submerged Arc Welded - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral detail pictures


Related Product Guide:

Our products are greatly recognized and trustworthy by users and will fulfill continually shifting economic and social requires for OEM/ODM China Double Submerged Arc Welded - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral , The product will supply to all over the world, such as: Boston, Dubai, Riyadh, With the goal of zero defect. To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.
  • The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.
    5 Stars By Yannick Vergoz from Morocco - 2017.10.25 15:53
    The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
    5 Stars By Erin from Florida - 2018.06.05 13:10
    Write your message here and send it to us